{
  "schema": "concresca.reproduction-limitations.v021",
  "site_version": "0.28.0-wip",
  "as_of": "2026-08-31",
  "release_state": "WIP_LINEAGE_RECOVERY",
  "truth_boundary": "These registries define and locally exercise synthetic repository-owned governance fixtures. They do not establish a sealed v0.20 lineage, external execution, production migration, legal authority, institutional adoption, human-study findings, independent certification, or deployment.",
  "available_baseline": {
    "release": "0.18.0",
    "repository_archive": "c18-repo.zip",
    "repository_sha256": "7d1f837935c20aeba9e6241c0be87bfc5a9be574e7dd68bb9410a2928df3b1ef",
    "site_archive": "c18-site.zip",
    "site_sha256": "92e9ed937fcbbb3a7fec328e30c870153347e9de37059eef4d10c35ecd633163"
  },
  "missing_required_lineage": [
    {
      "artifact": "sealed v0.19.0 repository ZIP",
      "status": "MISSING"
    },
    {
      "artifact": "sealed v0.19.0 public-root ZIP",
      "status": "MISSING"
    },
    {
      "artifact": "sealed v0.20.0 repository ZIP",
      "status": "MISSING"
    },
    {
      "artifact": "sealed v0.20.0 public-root ZIP",
      "status": "MISSING"
    },
    {
      "artifact": "v0.20.0 bounded reproduction-input ZIP",
      "status": "MISSING"
    },
    {
      "artifact": "v0.20.0 final checksum record authorizing those archives",
      "status": "MISSING"
    }
  ],
  "available_diagnostic_records": [
    {
      "artifact": "c20-audit.json",
      "classification": "WIP audit",
      "meaning": "Records that no final v0.20 aliases were authorized."
    },
    {
      "artifact": "c20-ledger.md",
      "classification": "WIP quality ledger",
      "meaning": "Describes failed recovery and packaging gates."
    },
    {
      "artifact": "c21-next.md",
      "classification": "successor work contract",
      "meaning": "Defines v0.21 work and explicitly requires a sealed v0.20 source."
    }
  ],
  "executions_allowed_in_this_branch": [
    "working-tree local",
    "fresh repository extraction",
    "bounded input extraction"
  ],
  "executions_not_claimed": [
    "container or VM independent reproduction",
    "remote authorized execution",
    "third-party execution",
    "human study",
    "production event"
  ],
  "external_results": null,
  "human_study_results": null,
  "production_results": null,
  "legal_recognition": null,
  "independent_certification": null,
  "release_authorization": "BLOCKED_BY_MISSING_V020_LINEAGE"
}