{
  "id": "EVI-RCSR-230-0298",
  "slug": "evi-clsa-c-0439-0298",
  "title": "Source research for EVI-CLSA-C-0439",
  "dependencyId": "EVI-CDEP-229-0298",
  "claimId": "EVI-CLSA-C-0439",
  "reportId": "REP-MARITIME-ASCENDANCY-001",
  "claimClass": "EXTERNALLY_VERIFIABLE_FACT",
  "previousDisposition": "DEFERRED",
  "researchDisposition": "CORRECTED_BY_NOTICE",
  "sourceKey": "IMO_MASS",
  "sourceUrl": "https://www.imo.org/en/ourwork/safety/pages/autonomous-shipping-(mass).aspx",
  "publisher": "International Maritime Organization",
  "sourceTitle": "Maritime Autonomous Surface Ships (MASS)",
  "publicationOrUpdateDate": "2026-05-22 / effective 2026-07-01",
  "accessDate": "2026-08-09",
  "jurisdiction": "International maritime regulation",
  "claimSupported": "Bounded proposition only",
  "limitations": "The non-mandatory MASS Code became effective 1 July 2026; the mandatory code remains on a later adoption and entry-into-force schedule.",
  "currentness": "CHANGED",
  "exactBeforePassage": "--- memory_id: REP-MARITIME-ASCENDANCY-001 source_file: Autonomous Maritime Sovereignty And Governance(1).md source_sha256: bbe8173002b0498e6a12d2934a5b03bf31b69d557c72ca7e28b7e6b7655225a1 source_archive: ../archives/source-reports/autonomous-maritime-sovereignty-and-governance-source.md ingested: 2026-08-07 status: maritime-futures-scenario-input truth_boundary: Scenario and forecast research informs public planning content but does not establish current Eviulonian territory, external recognition, deployments, capability, operations or legal effect. ---",
  "beforeSha256": "a034c1d63f8709f333afceedca19417ec7e099e5edd63e3ab8458d60dd93850f",
  "proposedAfterPassage": "The IMO adopted the non-mandatory MASS Code in May 2026 and it became effective on 1 July 2026. A mandatory code remains on a later adoption and entry-into-force schedule; no Eviulon vessel certification or operation is established.",
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  "correctionNoticePublished": true,
  "correctionAppliedToSource": false,
  "correctionAppliedToActiveSynthesis": false,
  "submittedSourceMutated": false,
  "activeSynthesisMutated": false,
  "publicExplanation": "The official source materially changed or corrects the previously framed current-state claim; an append-only public correction notice is published without mutating source or active synthesis.",
  "automaticApplicationProhibited": true,
  "reviewedExactlyOnce": true,
  "repositoryRuntimeNetworkCalls": 0,
  "canonicalRoute": "/reference/report-memory/source-research/v2-30/records/evi-rcsr-230-0298/",
  "machineReadableUrl": "/api/report-claim-source-research/records/evi-rcsr-230-0298.json",
  "truthBoundary": "Claim-level source-research record. A citation supports only the bounded proposition identified here. Submitted source bytes and active synthesis remain unchanged; correction notices append history and do not silently rewrite reports.",
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}