{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "urn:orbiplex:schema:corpus-reasoning-bid:v1",
  "title": "CorpusReasoningBid v1",
  "description": "Provider response envelope for one Corpus reasoning query. Accepted and counter bids embed an ordinary procurement-offer.v1 instead of defining a parallel pricing contract.",
  "type": "object",
  "additionalProperties": false,
  "x-dia-workflow": "project",
  "x-dia-status": "draft",
  "x-dia-basis": [
    "doc/project/40-proposals/069-corpus.md"
  ],
  "required": [
    "schema/v",
    "bid/id",
    "query/id",
    "correlation/id",
    "bidder/node-id",
    "decision",
    "created-at",
    "bid/valid-until",
    "policy/digest",
    "signature"
  ],
  "properties": {
    "schema/v": { "const": 1 },
    "bid/id": {
      "type": "string",
      "pattern": "^bid:[A-Za-z0-9][A-Za-z0-9:-]*$"
    },
    "query/id": {
      "type": "string",
      "pattern": "^query:[A-Za-z0-9][A-Za-z0-9:-]*$"
    },
    "correlation/id": {
      "type": "string",
      "minLength": 1,
      "maxLength": 256
    },
    "bidder/node-id": {
      "type": "string",
      "pattern": "^node:did:key:z[1-9A-HJ-NP-Za-km-z]+$"
    },
    "decision": {
      "type": "string",
      "enum": ["accept", "decline", "counter"]
    },
    "created-at": {
      "type": "string",
      "format": "date-time"
    },
    "bid/valid-until": {
      "type": "string",
      "format": "date-time"
    },
    "policy/digest": { "$ref": "#/$defs/sha256_digest" },
    "procurement-offer": { "$ref": "procurement-offer.v1.schema.json" },
    "decline/reason": {
      "type": "string",
      "enum": [
        "no-capacity",
        "out-of-policy",
        "topic-mismatch",
        "price-too-low",
        "unavailable",
        "other"
      ]
    },
    "diagnostic/ref": {
      "type": "string",
      "minLength": 1,
      "maxLength": 512
    },
    "signature": { "$ref": "#/$defs/signature" },
    "extensions": { "$ref": "#/$defs/extensions" }
  },
  "allOf": [
    {
      "if": {
        "properties": { "decision": { "enum": ["accept", "counter"] } },
        "required": ["decision"]
      },
      "then": {
        "required": ["procurement-offer"]
      }
    },
    {
      "if": {
        "properties": { "decision": { "const": "decline" } },
        "required": ["decision"]
      },
      "then": {
        "required": ["decline/reason"],
        "not": { "required": ["procurement-offer"] }
      }
    }
  ],
  "$defs": {
    "sha256_digest": {
      "type": "string",
      "pattern": "^sha256:[A-Za-z0-9_-]{16,128}$"
    },
    "signature": {
      "type": "object",
      "additionalProperties": false,
      "required": ["alg", "value"],
      "properties": {
        "alg": { "const": "ed25519" },
        "value": {
          "type": "string",
          "minLength": 1
        },
        "key/public": {
          "type": "string",
          "minLength": 1
        }
      }
    },
    "extensions": {
      "type": "object",
      "additionalProperties": true
    }
  }
}