Evidence row 2251632

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://detect.halowerk.com/v1/workflow/workflow-minimum-sequential-chain-cover"
    ]
  ],
  "name": "detect.halowerk.com/v1/workflow/workflow-minimum-sequential-chain-cover",
  "owner_address": "0x2880edfff13100677bf97a3cbdf3bc34771c4e5e",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "assetTransferMethod": "eip3009",
          "eip712Domain": {
            "chainId": 8453,
            "name": "USD Coin",
            "verifyingContract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
            "version": "2"
          },
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E",
        "scheme": "exact"
      }
    ],
    "description": "An agent that partitions a precedence workflow into independent sequential work lanes needs its claimed lane count checked against the minimum chain cover of the complete transitive order.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "artifact": {
                "before": [
                  [
                    0,
                    1
                  ],
                  [
                    1,
                    2
                  ]
                ],
                "claimed_chains": 1,
                "states": 3
              }
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "billable": true,
              "findings": [
                {
                  "confidence": 100,
                  "evidence": [
                    {
                      "page_indices": [],
                      "page_url": null,
                      "pattern": "workflow-minimum-sequential-chain-cover_scoped_evidence",
                      "type": "artifact"
                    }
                  ],
                  "limits": [
                    "Only explicitly supplied normalized JSON artifacts are examined; no network request or runtime execution occurs.",
                    "Only finite acyclic precedence is supported. Comparable states may share one sequential chain even when their relation is transitive rather than an explicit edge. Reachability closure followed by bipartite augmentation gives the exact minimum; it does not schedule durations or capacities."
                  ],
                  "module": "workflow-minimum-sequential-chain-cover",
                  "module_cpu_ms": 0,
                  "state": "not_observed",
                  "value": {
                    "claimed_chain_count_mismatch": false,
                    "maximum_precedence_matching": 2,
                    "minimum_sequential_chains": 1,
                    "workflow_states": 3
                  },
                  "warnings": []
                }
              ],
              "known_count": 1,
              "scope": {
                "contact_values_returned": false,
                "network": false,
                "supplied_artifact_only": true
              },
              "warnings": []
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "artifact": {
                      "additionalProperties": false,
                      "properties": {
                        "before": {
                          "items": {
                            "items": {
                              "maximum": 127,
                              "minimum": 0,
                              "type": "integer"
                            },
                            "maxItems": 2,
                            "minItems": 2,
                            "type": "array"
                          },
                          "maxItems": 1024,
                          "minItems": 0,
                          "type": "array"
                        },
                        "claimed_chains": {
                          "maximum": 128,
                          "minimum": 0,
                          "type": "integer"
                        },
                        "states": {
                          "maximum": 128,
                          "minimum": 0,
                          "type": "integer"
                        }
                      },
                      "required": [
                        "states",
                        "before",
                        "claimed_chains"
                      ],
                      "type": "object"
                    }
                  },
                  "required": [
                    "artifact"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-11-02T15:54:05.657Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-11-02T15:54:05.475Z"
    },
    "resource": "https://detect.halowerk.com/v1/workflow/workflow-minimum-sequential-chain-cover",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "An agent that partitions a precedence workflow into independent sequential work lanes needs its claimed lane count checked against the minimum chain cover of the complete transitive order."
}

What the leaf hashes

{"body":"ed968bb00dd0c65592769d9d68b139a61d4055941b0a923707fb73037d6fc9fb","id":2251632,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793647819732176,"prev":null,"subject":"x402_bazaar:https://detect.halowerk.com/v1/workflow/workflow-minimum-sequential-chain-cover","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xcce2f4a0ef992c4133a8c0d0e0aaa2c7cf33acd4c8cef4ef2f3f7edb0e441a7f
2. 0x9322e2e43252b6050c6543fa6dc2dc979042d891bd502f0f14a2d9ddc82be175
3. 0xc4b5889c2b88fad942185cb2c67278aac9e203346ec23ad965129e3dbe4af4cf
4. 0xc49d5b1d67950df0776dbe1b59e835606e8cb59044b96e5269d647918355a21d
5. 0xd9daba33b23079ba6bf3bdba53f37be54cda9d397a32236321ccc8173897297b
6. 0xb69a877c0682b38d5f68cdb651491b49f5b19d8b256997743ef029807ffa3bb4
7. 0xa8ecf7cf531e2606349960a47214106fc84af159b4722db5ab516b7c17f3b063
8. 0x0ed5ed6739cfba4bbdbf543225001a8de54890987f904dad40e7619dd235d5e5
9. 0x48619ac3ad9adc0a6d8b5e404958f45c1cdffd4e7aa9d9ed91e3a21fb50aaf50
10. 0x569a5ef70a72a62cf349922f1d2ab62b6c4c07e9a4e50914074e9e12e0603402
11. 0x79f32fe170b18b7905e03cd8a56dff870af479aedaa23b3d71551c62cbacdbbf
12. 0x104b0fd7f9e0a9cd51db3ad451e9a16d136da470f6efdf3cf1ad75354f332bc0
13. 0x959c0d70f3f85beefd7b1347751e6e712eeaefce78a57d80eda6882038b85a52
14. 0x4f21464039902a4044b17c93873adb5a93eecc8e977b4e039acb8cd5f4210b4b
15. 0x5b456020389d8e0ef67f16a492c600b5b88189e59398bba308734db7e873e7e4
16. 0x37d31d28d0bd3743650d57e9fbf999efa4592cac831267f83aa125335b35a16b
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af