{"schema_version":1,"research_id":"eoa_inverse_innovation_exp06_external_evaluation_20260803","source_assessment_id":"representation_independent_interface_contract__accounting_auditing:P4:v0","cell_id":"representation_independent_interface_contract__accounting_auditing","search_queries":["site:pcaobus.org AS 1105 audit evidence reliability electronic information","site:pcaobus.org AS 1215 audit documentation retention electronic","site:sec.gov 17 CFR 210.2-06 audit records retention seven years","audit evidence migration document management system metadata provenance chain custody","Library of Congress PREMIS Data Dictionary preservation metadata events agents rights fixity official","RFC 8493 BagIt payload manifest checksum official","OAIS information package provenance fixity access rights standard official","government records system migration metadata audit trail retention preservation guidance","site:ecfr.gov 36 CFR 1236.14 electronic records migration metadata integrity","site:gov.uk digital records migration audit trail metadata integrity guidance","site:archives.gov migration electronic records integrity metadata requirements system migration","audit workpaper software migration evidence preservation case study","site:archivematica.org documentation PREMIS METS archival information package fixity migration","site:archivematica.org storage service location migration AIP reingest official documentation","site:caseware.com CloudBridge migration working papers audit history preserves","electronic audit workpaper migration product preserves audit history official"],"sources":[{"source_id":"S1","title":"AS 1105: Audit Evidence","publisher":"Public Company Accounting Oversight Board","url":"https://pcaobus.org/oversight/standards/auditing-standards/details/AS1105","source_class":"STANDARD","publication_date":"2010; current page includes subsequent amendments and 2025 guidance","accessed_at":"2026-08-03","claims_supported":["Audit evidence must be sufficient, relevant, and reliable.","Reliability of converted electronic documents depends on controls over conversion and maintenance.","Auditors must understand and test how externally sourced electronic information was received, maintained, processed, and modified.","Capsule conformance cannot replace the auditor's independent determination of evidentiary reliability."]},{"source_id":"S2","title":"AS 1215: Audit Documentation","publisher":"Public Company Accounting Oversight Board","url":"https://pcaobus.org/oversight/standards/auditing-standards/details/AS1215","source_class":"STANDARD","publication_date":"2004; current page includes amendments effective through 2026","accessed_at":"2026-08-03","claims_supported":["Audit documentation must identify its purpose and source and link clearly to significant findings.","A final documentation set must be archived shortly after report release and generally retained seven years.","After documentation completion, material cannot be deleted or discarded; additions require date, preparer, and reason.","Documentation supporting other offices and auditors must remain retained or accessible."]},{"source_id":"S3","title":"Retention of Records Relevant to Audits and Reviews","publisher":"U.S. Securities and Exchange Commission","url":"https://www.sec.gov/rules-regulations/2003/01/retention-records-relevant-audits-reviews","source_class":"GOVERNMENT_OR_REGULATOR","publication_date":"2003-01","accessed_at":"2026-08-03","claims_supported":["Rule 2-06 requires covered accountants to retain relevant workpapers and electronic records for seven years.","The rule was intended to address destruction or fabrication of evidence and preserve financial and audit records.","Retention scope and authority are legally bounded and cannot be inferred solely from a technical capsule state machine."]},{"source_id":"S4","title":"Criteria for Successfully Managing Permanent Electronic Records","publisher":"U.S. National Archives and Records Administration","url":"https://www.archives.gov/files/records-mgmt/memos/criteria-successfully-managing-permanent-electronic-records.pdf","source_class":"OFFICIAL_GUIDANCE","publication_date":"2018","accessed_at":"2026-08-03","claims_supported":["Electronic records require protection from unauthorized alteration or deletion, continued retrieval and usability, audit trails, authenticity, schedules, and controlled disposition.","During system migration, records and associated metadata should remain in the originating system until migration is complete and the destination is deemed reliable and secure.","Records, legal, IT, security, and program stakeholders have identifiable governance roles.","Management must allocate people, process, and tool resources for electronic-record stewardship."]},{"source_id":"S5","title":"RFC 8493: The BagIt File Packaging Format (V1.0)","publisher":"RFC Editor","url":"https://www.rfc-editor.org/info/rfc8493/","source_class":"STANDARD","publication_date":"2018-10","accessed_at":"2026-08-03","claims_supported":["BagIt already defines a representation-light package for reliable storage and transfer of arbitrary digital payloads and descriptive metadata.","Required manifests bind payload paths to checksums.","BagIt is an informational packaging specification, not a complete audit-custody, authorization, retention, or disposition contract."]},{"source_id":"S6","title":"PREMIS: Preservation Metadata Maintenance Activity","publisher":"Library of Congress","url":"https://www.loc.gov/standards/premis/index.html","source_class":"STANDARD","publication_date":"2025-12-12 page revision","accessed_at":"2026-08-03","claims_supported":["PREMIS is an international preservation-metadata standard implemented in commercial and open-source systems.","It supplies a maintained data dictionary, XML schema, supporting documentation, and conformance material.","Its established object, event, agent, and rights concepts substantially overlap the proposed payload, provenance, transformation, custody-event, and access-right model."]},{"source_id":"S7","title":"PREMIS metadata in Archivematica","publisher":"Archivematica","url":"https://www.archivematica.org/en/docs/archivematica-1.13/user-manual/metadata/premis/","source_class":"OFFICIAL_PRODUCT_DOCUMENTATION","publication_date":"Version 1.13.2; date not stated","accessed_at":"2026-08-03","claims_supported":["A deployed open-source preservation system already records ingestion, message-digest, fixity, normalization, validation, reingestion, and agent-linked PREMIS events.","Archivematica represents policy and donor rights in PREMIS metadata.","This demonstrates technical feasibility and a substantial implementation-level analogue, though not an audit-specific black-box substitution oracle."]},{"source_id":"S8","title":"From Working Papers to the cloud: How CloudBridge simplifies migration for accounting firms","publisher":"Caseware","url":"https://www.caseware.com/resources/blog/from-working-papers-to-the-cloud-how-cloudbridge-simplifies-migration-for-accounting-firms","source_class":"COMMERCIAL_FIRST_PARTY","publication_date":"Not stated","accessed_at":"2026-08-03","claims_supported":["An identifiable audit-software vendor reports accounting-firm demand for controlled migration and concern that audit-data migration is complex, irreversible, or risky.","CloudBridge preserves selected engagement structure and audit history, produces migration receipts and logs, and recommends a small validation pilot.","The product is vendor-specific and excludes some linked files, formulas, macros, and custom models, illustrating both stakeholder pull and migration incompleteness."]}],"problem_evidence":{"support":"STRONG","rationale":"The problem is visible in authoritative requirements rather than only in the proposal: PCAOB says converted electronic evidence is reliable only in light of conversion and maintenance controls; NARA requires authenticity, associated metadata, audit trails, accessibility, and reliable destinations during migration; and Caseware markets a controlled workpaper-migration product while acknowledging migration risk and unsupported artifacts. Evidence establishes material consequences and a real migration workflow, but does not measure prevalence or incident frequency across audit firms.","source_ids":["S1","S2","S3","S4","S8"]},"stakeholder_evidence":{"support":"MODERATE","rationale":"Accounting firms are identifiable adopters, Caseware is an implementing vendor, and records officers, IT, legal, security, audit-methodology owners, engagement partners, the PCAOB, and SEC have identifiable decision or oversight roles. Caseware expresses migration demand and recommends pilots; NARA expressly assigns cross-functional responsibilities. No named audit firm or regulator was found requesting this particular repository-independent capsule or agreeing that its conformance result would be acceptable evidence of preserved custody.","source_ids":["S1","S2","S3","S4","S8"]},"prior_art":{"proximity":"SUBSTANTIAL_COLLISION","closest_analogues":[{"name":"PREMIS preservation metadata","similarity":"Defines implementation-neutral preservation metadata with objects, events, agents, rights, schemas, and conformance resources; these closely cover identity, provenance events, transformations, fixity, actors, and access constraints.","remaining_difference":"It is not an audit-evidence operation contract with the proposal's exact lifecycle, typed failures, mandatory successful-and-denied retrieval events, hold/disposition laws, and adapter acceptance oracle.","source_ids":["S6"]},{"name":"Archivematica PREMIS/METS implementation","similarity":"Operationalizes ingest, checksums, fixity, normalization, validation, reingestion, agent attribution, and policy rights in preservation packages.","remaining_difference":"It is a preservation system and metadata implementation, not evidence that two unrelated audit repositories can be accepted as substitutes through one black-box behavioral suite.","source_ids":["S7"]},{"name":"NARA electronic-record migration criteria","similarity":"Already requires authenticity, audit trails, retrieval, metadata preservation, reliable destinations, schedules, stakeholder governance, and controlled disposition during system migration.","remaining_difference":"Applies to federal electronic-record governance and states requirements rather than exposing a portable audit-capsule API and reusable repository conformance oracle.","source_ids":["S4"]},{"name":"BagIt RFC 8493","similarity":"Provides a storage-and-transfer package separating arbitrary payload from descriptive tags and binding files to checksum manifests.","remaining_difference":"Does not govern provenance truth, authorization, custody-event completeness, holds, retention eligibility, transformations, or disposition.","source_ids":["S5"]},{"name":"Caseware CloudBridge","similarity":"A live audit-workpaper migration product preserving selected structure and audit history with receipts, logs, validation, and staged pilots.","remaining_difference":"Operates only within the Caseware ecosystem, omits some artifacts, and offers no representation-independent contract for arbitrary repositories.","source_ids":["S8"]}],"distinctive_claim_remaining":"Given a predeclared audit-specific lifecycle and oracle, two structurally independent repository adapters can preserve the same payload identity, provenance, derivation, authorization, custody-event, hold, retention, and disposition behavior without preserving paths or vendor metadata, and the oracle will reject deliberately nonconforming adapters. Falsification occurs if a passing pair differs materially under auditor or records-reviewer assessment, if mutation/hold/access defects survive the oracle, or if a necessary property can only be validated through repository-native white-box controls.","confidence":"HIGH"},"implementation_evidence":{"support":"STRONG","rationale":"Checksummed transfer packages, standardized preservation metadata, conformance materials, and an open-source implementation of fixity, transformations, events, agents, and rights show that most data and workflow primitives are technically feasible. Caseware demonstrates staged workpaper migration. Remaining gaps are the combined executable state machine, independent adapters, authorization integration, canonical payload identity across transformations, completeness of denied-access logging, legal-hold mapping, safe disposition, performance, and proof that black-box behavior is sufficient where PCAOB reliability depends on underlying controls.","source_ids":["S1","S4","S5","S6","S7","S8"]},"scores":{"meaningful_impact":{"score":4,"rationale":"Failures could impair evidentiary reliability, accessibility, retention, and protection against unauthorized alteration or deletion; prevalence and realized loss are unmeasured.","source_ids":["S1","S2","S3","S4"]},"stakeholder_pull":{"score":3,"rationale":"A vendor and official records authorities identify migration demand, risk, governance roles, and pilot practice, but nobody expressly requests the proposed capsule contract.","source_ids":["S4","S8"]},"incremental_advantage":{"score":3,"rationale":"A shared behavioral oracle could improve on checksums and vendor-specific checklists by testing lifecycle semantics, but the advantage over PREMIS plus established records controls remains untested.","source_ids":["S4","S5","S6","S7","S8"]},"distinctiveness_plausibility":{"score":2,"rationale":"PREMIS, Archivematica, BagIt, and NARA requirements create substantial collision; the plausible remainder is the audit-specific executable substitution oracle and stricter lifecycle laws.","source_ids":["S4","S5","S6","S7"]},"technical_implementability":{"score":4,"rationale":"Existing standards and implementations cover most primitives; integration with real authorization, retention, holds, logs, and heterogeneous repositories is the principal unresolved work.","source_ids":["S4","S5","S6","S7","S8"]},"adoption_authority_feasibility":{"score":3,"rationale":"Records, legal, security, IT, audit-methodology, and engagement authorities are identifiable, but joint approval and regulator or external-auditor acceptance are not established.","source_ids":["S1","S2","S3","S4"]},"evidence_readiness":{"score":3,"rationale":"A synthetic two-adapter test is bounded and feasible, but the central claim cannot be resolved from public sources and lacks observed test results or proprietary dependency inventories.","source_ids":["S4","S7","S8"]},"safety_net_benefit":{"score":4,"rationale":"Immutable originals, traceable derivatives, hold-aware disposition, tombstones, and reversible pilots could catch or contain serious custody failures; incorrect abstraction could also create false assurance.","source_ids":["S1","S2","S3","S4","S8"]},"scalability":{"score":3,"rationale":"A common schema and oracle are reusable, but each repository and jurisdiction requires an adapter, authority mapping, security qualification, and migration validation.","source_ids":["S1","S3","S4","S6","S7"]}},"score_confidence":"MODERATE","costs":{"first_evidence":{"band_2026_usd":"50K_TO_250K","scope":"Specify a narrow capsule contract, build an independent in-memory model and one structurally different synthetic adapter, implement generated lifecycle tests and a broken fake, and conduct records, security, and audit-methodology review.","confidence":"LOW","assumptions":["Two software engineers for approximately 6-10 weeks.","Part-time records, security, audit-methodology, and legal review.","Fabricated evidence only; no production repository, licensed connector, or migration.","Resource-equivalent estimate; no public project pricing was found."],"source_ids":["S4","S7","S8"]},"initial_deployment_startup":{"band_2026_usd":"250K_TO_1M","scope":"One-organization design authority, production-grade contract and SDK, one incumbent and one target adapter, identity/access integration, threat modeling, retention and hold mapping, and controlled preproduction validation.","confidence":"LOW","assumptions":["One repository pair and a bounded evidence population.","Existing identity, logging, encryption, and records-policy infrastructure can be integrated.","No bulk production cutover or irreversible disposition.","External auditor and counsel review included but not formal certification."],"source_ids":["S1","S2","S3","S4","S8"]},"operational_launch":{"band_2026_usd":"1M_TO_5M","scope":"Production hardening, dual-run migration, semantic and fixity reconciliation, security assessment, user and reviewer workflow changes, rollback capability, training, and staged launch for a medium-sized audit organization.","confidence":"LOW","assumptions":["Several evidence classes and repositories but not a multinational enterprise-wide rollout.","Legacy APIs and export functions are usable.","Human review is required for discrepancies and authority-sensitive transitions.","Repository licensing and large-volume storage charges are excluded where separately contracted."],"source_ids":["S1","S2","S4","S8"]},"annual_recurring":{"band_2026_usd":"250K_TO_1M","scope":"Contract stewardship, adapter and conformance-suite maintenance, access and custody-log monitoring, periodic security/control assessment, retention-rule updates, support, and exception review.","confidence":"LOW","assumptions":["A small central stewardship team plus part-time legal, records, security, and audit-methodology owners.","Two to four maintained adapters.","Storage and e-discovery costs remain organization-specific.","No evidence supports a precise incident or transaction volume."],"source_ids":["S1","S2","S3","S4","S6","S7"]}},"verified_pipeline_gates":{"externally_supported_problem":{"status":"YES","reason":"Official audit and records sources directly establish reliability, preservation, metadata, audit-trail, accessibility, and migration-control requirements, while a first-party audit vendor identifies migration risk.","source_ids":["S1","S2","S3","S4","S8"]},"externally_credible_adopter_or_authorizer":{"status":"YES","reason":"Accounting firms are identifiable adopters; records, IT, legal, security, audit-methodology and engagement leadership are credible authorizers; PCAOB and SEC define binding boundaries for covered audits.","source_ids":["S1","S2","S3","S4","S8"]},"distinct_testable_incremental_claim":{"status":"YES","reason":"The remaining claim is contrastive and falsifiable against PREMIS, Archivematica, BagIt, NARA requirements, and vendor-specific migration: one audit-specific oracle must discriminate conforming and deliberately broken independent adapters without paths or vendor metadata.","source_ids":["S4","S5","S6","S7","S8"]},"bounded_next_evidence_step":{"status":"YES","reason":"A fabricated-data, two-adapter, offline trial with predeclared fixtures, a broken-fake comparator, multidisciplinary review, explicit failure thresholds, and no production mutation is bounded.","source_ids":["S4","S7","S8"]},"no_unresolved_safety_or_authority_stop":{"status":"YES","reason":"The proposed next step can use only fabricated objects and nonproduction credentials, avoiding production access, holds, retention changes, and deletion. Production adoption remains outside this gate and would require designated authorities and white-box control review.","source_ids":["S1","S2","S3","S4","S8"]},"credible_cost_scope_and_range":{"status":"UNCERTAIN","reason":"The bands are scope-bounded resource-equivalent estimates, but public sources provide no pricing, evidence volume, adapter complexity, staffing rates, or organization-specific legal and security burden.","source_ids":["S4","S8"]}},"next_evidence_step":"With an accounting-firm or internal-audit partner, pre-register a 6-10 week fabricated-data experiment. Implement one simple reference model and one independently coded adapter over a structurally different store. Run the identical suite over filename collisions, layout changes, missing provenance, post-seal corruption, unauthorized and repeated retrieval, conversion and redaction children, attempted parent mutation, nested holds, stale versions, premature and authorized synthetic disposition, tombstones, and supersession. Comparators are (1) file-count/checksum migration, (2) BagIt packaging, and (3) PREMIS/Archivematica-style metadata without the proposed audit lifecycle oracle. Seed at least one adapter that mutates sealed content, one that drops a denied-access event, and one that ignores holds. Falsify the intervention if any seeded defect passes, if conforming adapters receive materially different custody judgments from the records/security/audit panel, or if a required property cannot be assessed without making repository internals contractual. Stop before any production evidence, real hold, permission change, migration, or disposition.","blocking_evidence":["No audit-firm dependency inventory quantifies reliance on paths, vendor identifiers, repository-native logs, or permissions.","No two independent implementations have run the proposed oracle, and no mutation-testing result shows that the oracle rejects realistic defects.","No external auditor, regulator, records authority, or legal authority has accepted capsule conformance as evidence that custody was preserved.","It is unresolved which reliability and security properties require white-box repository qualification rather than observable behavior.","The legal and organizational semantics of holds, retention triggers, disposition authorization, privacy, and tombstones have not been mapped for a deployment jurisdiction.","No public evidence supports prevalence, effect size, performance, evidence volume, or precise implementation and recurring costs."],"research_disposition":"PARTNERED_RESEARCH_PROGRAM","world_novelty_boundary":"The search establishes substantial adjacent and overlapping practice, not world novelty. PREMIS, Archivematica, BagIt, NARA migration requirements, PCAOB/SEC obligations, and Caseware migration tooling bound the apparent contribution to an audit-specific executable lifecycle and cross-repository conformance oracle. Patentability, freedom to operate, exhaustive prior art, market size, prevalence, and realized impact were not measured.","arm":"COMPLETE_PROPOSAL_PORTFOLIO","candidate_version":0,"controller_recommendation":{"action":"STOP_EMPIRICAL_RESEARCH_NEEDED","repairable":false,"material_progress_observed":true,"progress_targets":["Secure a named accounting-firm or internal-audit partner and written authority for fabricated-data testing only.","Publish the capsule contract, abstraction mappings, comparator specifications, and falsification thresholds before implementation.","Build two independently coded adapters and demonstrate through seeded defects that the oracle discriminates content mutation, lost custody events, broken lineage, unauthorized access, and ignored holds.","Obtain blinded custody classifications from records, security, audit-methodology, and legal reviewers and report disagreement rates.","Identify properties that remain dependent on repository-native controls and explicitly exclude them from behavioral substitution.","Produce volume-based labor, infrastructure, licensing, review, and recurring-cost estimates before any production adoption inquiry."],"reason":"Bounded web research verifies the problem, credible actors, feasibility, and substantial prior-art collision, but cannot establish the central incremental claim. That claim requires construction and live execution of independent adapters, mutation testing, proprietary workflow inventories, and professional custody judgments. Those are empirical activities rather than additional bounded web search."},"proposal_index":4}