{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/Rul1an/assay/main/docs/experiments/agent-observability-fidelity-2026-05/schema/evidence-pack-v0.schema.json",
  "title": "Agent Observability Evidence Pack v0",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "schema",
    "experiment",
    "pack_id",
    "scenario_id",
    "created_at",
    "claim_class",
    "claim_summary",
    "observation_health_status",
    "observation_health",
    "artifacts",
    "redaction",
    "reproduction",
    "non_claims"
  ],
  "properties": {
    "schema": {
      "const": "assay.experiment.agent_observability_fidelity.evidence_pack.v0"
    },
    "experiment": {
      "const": "agent-observability-fidelity-2026-05"
    },
    "pack_id": {
      "type": "string",
      "description": "Digest over the carried evidence inputs and redaction manifest: runner_archive, observation_health, optional trace_json, and redaction_manifest. The rendered summary_markdown artifact is listed for review but is not part of the pack_id digest to avoid a circular dependency.",
      "pattern": "^sha256:[0-9a-f]{64}$"
    },
    "scenario_id": {
      "type": "string",
      "minLength": 1
    },
    "created_at": {
      "type": "string",
      "format": "date-time"
    },
    "claim_class": {
      "enum": [
        "diagnostic",
        "fidelity_boundary",
        "semantic_gap",
        "positive_join"
      ]
    },
    "claim_summary": {
      "type": "string",
      "minLength": 1
    },
    "observation_health_status": {
      "enum": [
        "clean",
        "inconclusive"
      ]
    },
    "observation_health": {
      "$ref": "#/$defs/observation_health"
    },
    "artifacts": {
      "type": "array",
      "minItems": 4,
      "items": {
        "$ref": "#/$defs/artifact"
      }
    },
    "redaction": {
      "$ref": "#/$defs/redaction_manifest"
    },
    "reproduction": {
      "$ref": "#/$defs/reproduction"
    },
    "non_claims": {
      "type": "array",
      "minItems": 1,
      "items": {
        "type": "string",
        "minLength": 1
      }
    }
  },
  "$defs": {
    "artifact": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "role",
        "path",
        "required",
        "bytes",
        "sha256",
        "redaction_state"
      ],
      "properties": {
        "role": {
          "enum": [
            "runner_archive",
            "trace_json",
            "observation_health",
            "redaction_manifest",
            "summary_markdown"
          ]
        },
        "path": {
          "type": "string",
          "minLength": 1
        },
        "required": {
          "type": "boolean"
        },
        "bytes": {
          "type": "integer",
          "minimum": 0
        },
        "sha256": {
          "type": "string",
          "pattern": "^sha256:[0-9a-f]{64}$"
        },
        "redaction_state": {
          "enum": [
            "unredacted",
            "manifest",
            "rendered"
          ]
        }
      }
    },
    "observation_health": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "kernel_layer",
        "ringbuf_drops",
        "cgroup_correlation"
      ],
      "properties": {
        "kernel_layer": {
          "type": "string",
          "minLength": 1
        },
        "ringbuf_drops": {
          "type": "integer",
          "minimum": -1
        },
        "cgroup_correlation": {
          "type": "string",
          "minLength": 1
        }
      }
    },
    "redaction_manifest": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "schema",
        "created_at",
        "policy",
        "redaction_applied",
        "omitted_content",
        "notes"
      ],
      "properties": {
        "schema": {
          "const": "assay.experiment.agent_observability_fidelity.redaction_manifest.v0"
        },
        "created_at": {
          "type": "string",
          "format": "date-time"
        },
        "policy": {
          "type": "string",
          "minLength": 1
        },
        "redaction_applied": {
          "type": "boolean"
        },
        "omitted_content": {
          "type": "array",
          "items": {
            "type": "string"
          }
        },
        "notes": {
          "type": "array",
          "items": {
            "type": "string",
            "minLength": 1
          }
        }
      }
    },
    "reproduction": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "command",
        "inputs"
      ],
      "properties": {
        "command": {
          "type": "string",
          "minLength": 1
        },
        "inputs": {
          "type": "object",
          "additionalProperties": false,
          "required": [
            "runner_archive",
            "trace_json",
            "observation_health"
          ],
          "properties": {
            "runner_archive": {
              "type": "string",
              "minLength": 1
            },
            "trace_json": {
              "type": [
                "string",
                "null"
              ]
            },
            "observation_health": {
              "type": "string",
              "minLength": 1
            }
          }
        }
      }
    }
  }
}