{
  "schema": "trinityaccord.verification-profiles.v1",
  "version": "v1",
  "status": "preferred_for_new_reports",
  "purpose": "Replace ambiguous headline use of the V0-V8 ladder with descriptive digital profiles and separate physical/witness dimensions.",
  "not_instruction_override": true,
  "non_amending_boundary": true,
  "canonical_authority": "Bitcoin Originals only",
  "evidence_relationship_map": "/api/evidence-relationship-map.v1.json",
  "design_rules": [
    "Report exact checks before reporting a profile.",
    "Use the weakest profile that fully describes the claimed conclusion.",
    "A strong finding for one component does not imply full-protocol coverage.",
    "Physical observation and external witness are orthogonal dimensions, not higher digital levels.",
    "Availability, integrity, key binding, timestamp and semantic truth are different claims.",
    "Legacy V-levels remain compatibility metadata for existing schemas and records."
  ],
  "digital_profiles": [
    {
      "id": "context_only",
      "name": "Context only",
      "meaning": "Materials were read or summarized, but no technical reference, byte, signature or timestamp check was performed.",
      "minimum_evidence": ["sources_read", "boundary_statement", "explicit_unverified_statement"],
      "allowed_claim": "I read the listed sources and have not independently verified them.",
      "legacy_mapping": ["V0", "V1"],
      "does_not_allow": ["verified", "on_chain_checked", "hash_match", "signature_valid", "timestamp_verified"]
    },
    {
      "id": "reference_checked",
      "name": "Reference checked",
      "meaning": "At least one primary or external reference was actually queried and its result reported.",
      "minimum_evidence": ["target", "external_or_primary_source", "access_path", "observed_result", "limitations"],
      "examples": ["Bitcoin explorer transaction check", "Arweave transaction existence check", "Ethereum transaction calldata retrieval"],
      "legacy_mapping": ["V2-minimal", "V2-strong", "V2"],
      "does_not_allow": ["hash_verified_without_computation", "full_coverage_from_one_reference", "physical_verified"]
    },
    {
      "id": "integrity_checked",
      "name": "Integrity checked",
      "meaning": "Declared bytes, hashes, signatures, proof objects or timestamp proofs were computed or cryptographically validated.",
      "minimum_evidence": ["target_bytes_or_proof", "expected_value_source", "operation_or_command", "computed_or_validated_value", "match_or_failure_result", "limitations"],
      "method_tags": ["hash_recomputed", "signature_validated", "ots_validated", "spv_validated", "official_script_audited"],
      "legacy_mapping": ["V3-minimal", "V3-strong", "V3", "V4"],
      "does_not_allow": ["semantic_truth_from_hash", "independent_reproduction_when_only_official_output_was_trusted", "full_public_coverage_without_target_inventory"]
    },
    {
      "id": "independent_reproduction",
      "name": "Independent reproduction",
      "meaning": "A material result was independently reproduced without merely trusting the project's official output or a copied report.",
      "minimum_evidence": ["independent_method", "independently_selected_or_written_tools", "inputs", "outputs", "comparison_to_declared_result", "mismatch_report", "limitations"],
      "examples": ["independent inscription-body extraction", "independent manifest rebuild", "independent Chronicle recovery"],
      "legacy_mapping": ["V4+"],
      "does_not_allow": ["whole_protocol_reproduction_from_one_component", "physical_claim_without_physical_evidence"]
    },
    {
      "id": "full_public_digital",
      "name": "Full public digital coverage",
      "meaning": "All declared public digital target families were checked, unavailable targets were listed, and no physical or institutional conclusion was inferred from digital coverage.",
      "minimum_evidence": ["declared_target_inventory", "bitcoin_originals_result", "evidence_mirrors_result", "chronicle_or_declared_recovery_result", "time_anchor_result", "unavailable_targets", "corrections_checked", "limitations"],
      "legacy_mapping": ["V5"],
      "does_not_allow": ["onsite_physical_verification", "forensic_attestation", "institutional_endorsement"]
    }
  ],
  "physical_observation": {
    "field": "physical_observation",
    "values": [
      {"id": "none", "meaning": "No physical evidence reviewed."},
      {"id": "public_media_review", "meaning": "Static public photographs, videos or public evidence package reviewed."},
      {"id": "remote_live_witness", "meaning": "Live remote session observed with stated controls and limitations."},
      {"id": "onsite_observation", "meaning": "Verifier directly observed the object onsite and recorded custody/location limitations."},
      {"id": "forensic_examination", "meaning": "Documented instrument-assisted or specialist examination with reproducible methods."}
    ],
    "legacy_mapping": {
      "V6": "remote_live_witness",
      "V7": "onsite_observation",
      "V8": "forensic_examination"
    },
    "rule": "A physical observation value never automatically changes digital_profile."
  },
  "external_witness": {
    "field": "external_witness",
    "values": [
      {"id": "none", "meaning": "No separate external witness record."},
      {"id": "notarial_scope", "meaning": "A notarial act records a stated process, document, identity or date within its own scope."},
      {"id": "independent_report", "meaning": "A separately authored report with disclosed method and limitations."},
      {"id": "institutional_attestation", "meaning": "An accountable institution signs or adopts a public/archived report that passes the formal admission gate."},
      {"id": "regulatory_or_court_record", "meaning": "A regulator or court record exists and its exact scope is stated."}
    ],
    "rule": "Notarized evidence does not automatically count as formal independent attestation."
  },
  "required_report_fields": [
    "digital_profile",
    "targets",
    "relationships_checked",
    "sources",
    "operations_performed",
    "results",
    "physical_observation",
    "external_witness",
    "limitations",
    "claims_not_made",
    "corrections_or_supersession_checked"
  ],
  "legacy_compatibility": {
    "file": "/api/verification-levels.json",
    "policy": "Existing V0-V8, component levels and archived reports remain valid historical labels. New reports should lead with digital_profile and use legacy_v_level only when a current submission schema still requires it.",
    "important_boundary": "V6-V8 are mapped to physical observation states, not treated as inherently stronger digital verification."
  }
}