Evidence row 2251667

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://detect.halowerk.com/v1/workflow/workflow-eulerian-replay-cardinality"
    ]
  ],
  "name": "detect.halowerk.com/v1/workflow/workflow-eulerian-replay-cardinality",
  "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 replays every labeled transition record exactly once needs its claimed number of valid start-to-end replay trails checked for the complete directed multigraph.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "artifact": {
                "claimed_count": 0,
                "edges": [
                  [
                    0,
                    0
                  ],
                  [
                    1,
                    1
                  ],
                  [
                    1,
                    1
                  ],
                  [
                    0,
                    1
                  ],
                  [
                    1,
                    0
                  ],
                  [
                    0,
                    1
                  ],
                  [
                    0,
                    1
                  ],
                  [
                    0,
                    1
                  ]
                ],
                "end": 1,
                "start": 0,
                "vertices": 2
              }
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "billable": true,
              "findings": [
                {
                  "confidence": 100,
                  "evidence": [
                    {
                      "page_indices": [],
                      "page_url": null,
                      "pattern": "workflow-eulerian-replay-cardinality_scoped_evidence",
                      "type": "artifact"
                    }
                  ],
                  "limits": [
                    "Only the explicit bounded artifact is measured. No retrieval, execution, real credential validation, contact output or legal/security/quality judgement.",
                    "Directed multigraph at most10 vertices and18 edge records. Parallel edges and self loops are distinct labeled records by input position. Counts all edge-using start-to-end trails; empty trail exists exactly when start=end. Directed Matrix-Tree/BEST formula, no real event history, causality or execution asserted."
                  ],
                  "module": "workflow-eulerian-replay-cardinality",
                  "module_cpu_ms": 0,
                  "state": "not_observed",
                  "value": {
                    "claimed_count_matches": true,
                    "eulerian_replay_trails": 0,
                    "labeled_transition_records": 8,
                    "vertices": 2
                  },
                  "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": {
                        "claimed_count": {
                          "maximum": 9000000000000000,
                          "minimum": 0,
                          "type": "integer"
                        },
                        "edges": {
                          "items": {
                            "items": {
                              "maximum": 9,
                              "minimum": 0,
                              "type": "integer"
                            },
                            "maxItems": 2,
                            "minItems": 2,
                            "type": "array"
                          },
                          "maxItems": 18,
                          "minItems": 0,
                          "type": "array"
                        },
                        "end": {
                          "maximum": 9,
                          "minimum": 0,
                          "type": "integer"
                        },
                        "start": {
                          "maximum": 9,
                          "minimum": 0,
                          "type": "integer"
                        },
                        "vertices": {
                          "maximum": 10,
                          "minimum": 1,
                          "type": "integer"
                        }
                      },
                      "required": [
                        "vertices",
                        "start",
                        "end",
                        "edges",
                        "claimed_count"
                      ],
                      "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": "2026-11-02T15:52:50.031Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-11-02T15:52:49.844Z"
    },
    "resource": "https://detect.halowerk.com/v1/workflow/workflow-eulerian-replay-cardinality",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "An agent that replays every labeled transition record exactly once needs its claimed number of valid start-to-end replay trails checked for the complete directed multigraph."
}

What the leaf hashes

{"body":"f3f71160b982137bcaf0e0a19abdead23e033c2a91f27e52734d5c9bbbb23b56","id":2251667,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793647819874788,"prev":null,"subject":"x402_bazaar:https://detect.halowerk.com/v1/workflow/workflow-eulerian-replay-cardinality","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. 0xda38d8d17953147e34ebd6dacf5a08c937b2145f074f8a7fe889f655565d9cc2
2. 0x337edeaa9034186f7c3fea7904f12641e80736ec20c587fe46c3f4c171c6ffa2
3. 0xcac23efdc9319f9f20abd1e540b4dc169470d729b3597a25ebec4ad6d633f459
4. 0x76c496a8b4fb83d686c1bc93c4cf2bca4de53e98aa40cb820af2df799f94fc5a
5. 0x4f02815059ea1ba4f041b9bb6e35d649196b017fa3dfb9f6e6e4cc3e610eee7e
6. 0xebc6768f56418812a09fe06c3f3bc55f9a4455b23201daf7436f37997eab65b5
7. 0xcd7c5987b4854179fd1ce4b2d4813a16750f1d180998f1049991fc0ec0d3988e
8. 0x47e9b4434d1da6957c416ce1ef88f49484c17fae4298c7b62fb234af176f431c
9. 0x974b176adcde056e4e5dda6acfbea852408fdced8b3774ddc04b1bfd4a3456e4
10. 0x840e23646b1a499d612012a05b61baaa10049072216cf49682a05742593342dc
11. 0xfe01d075aece76c51e7ce31afbe5dc6b6ec09317ec86567954b888ae558a37e1
12. 0xc8b8fbd944f03f1fef9180edc64fe8b61cdae8db900d73504261d8c04a5cdcba
13. 0xf501fcee968477faaca9a060259336a60c82a32ca56ab2da724f950f415e8b62
14. 0xaed7c1080b4ff0b1fc4f851df0f2b8b4ef86b106015aa3aaf8da39a641c41a3d
15. 0xa370e8e015a32408a8112e54e5f40a8a65e871bd52bbc6f25fbd1139f2ba5b11
16. 0x7ddefa7d79e7640c3fed21ee4472689415182c41a0258ab04a81d60495f4c40a
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af