Evidence row 77117

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://library.forgemesh.io/philosophy"
    ]
  ],
  "name": "library.forgemesh.io/philosophy",
  "owner_address": "0x85df5380debe236ad6bf49de788243924b080267",
  "raw": {
    "accepts": [
      {
        "amount": "3000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x85df5380DEbe236AD6BF49dE788243924B080267",
        "scheme": "exact"
      }
    ],
    "description": "Curated shelf of public-domain philosophy and ethics texts — from ancient to early-modern thought — ranked by historical popularity. Returns title, author, year, book_id, and drill-down routes for full-text retrieval. No license, no API key required.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "limit": 5
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "books": [
                {
                  "author": "Plato",
                  "book_id": 1497,
                  "download_count": 12000,
                  "subjects": [
                    "Political science",
                    "Utopias"
                  ],
                  "title": "The Republic",
                  "year": "1998"
                }
              ],
              "count": 5,
              "coverage": {
                "indexed": 865,
                "target": 1000
              },
              "drill_down": [
                "/book-metadata",
                "/book-chapter",
                "/book-quotes",
                "/literature-search"
              ],
              "shelf": "Philosophy"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "limit": {
                      "description": "Max books to return (default 20, max 50)",
                      "type": "integer"
                    }
                  },
                  "required": [],
                  "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"
        }
      },
      "info": {
        "required": false
      },
      "offer-receipt": {
        "info": {
          "offers": [
            {
              "acceptIndex": 0,
              "format": "eip712",
              "payload": {
                "amount": "3000",
                "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
                "network": "eip155:8453",
                "payTo": "0x85df5380DEbe236AD6BF49dE788243924B080267",
                "resourceUrl": "https://library.forgemesh.io/philosophy",
                "scheme": "exact",
                "validUntil": 1791659497,
                "version": 1
              },
              "signature": "0xa6734f84e2106097488c11c2ffcbfbc05634a434f23815e0b30c58f0b27ac8ef1e321ee3a3e0b19d5ab7c842981bd45e2b382feecd18bcea792e216fb59579b31b"
            }
          ]
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "offers": {
              "items": {
                "properties": {
                  "acceptIndex": {
                    "type": "integer"
                  },
                  "format": {
                    "type": "string"
                  },
                  "payload": {
                    "properties": {
                      "amount": {
                        "type": "string"
                      },
                      "asset": {
                        "type": "string"
                      },
                      "network": {
                        "type": "string"
                      },
                      "payTo": {
                        "type": "string"
                      },
                      "resourceUrl": {
                        "type": "string"
                      },
                      "scheme": {
                        "type": "string"
                      },
                      "validUntil": {
                        "type": "integer"
                      },
                      "version": {
                        "type": "integer"
                      }
                    },
                    "required": [
                      "version",
                      "resourceUrl",
                      "scheme",
                      "network",
                      "asset",
                      "payTo",
                      "amount"
                    ],
                    "type": "object"
                  },
                  "signature": {
                    "type": "string"
                  }
                },
                "required": [
                  "format",
                  "signature"
                ],
                "type": "object"
              },
              "type": "array"
            }
          },
          "required": [
            "offers"
          ],
          "type": "object"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "id": {
            "maxLength": 128,
            "minLength": 16,
            "pattern": "^[a-zA-Z0-9_-]+$",
            "type": "string"
          },
          "required": {
            "type": "boolean"
          }
        },
        "required": [
          "required"
        ],
        "type": "object"
      }
    },
    "lastUpdated": "2026-10-10T19:06:37.339Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-10T19:06:37.162Z"
    },
    "resource": "https://library.forgemesh.io/philosophy",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Curated shelf of public-domain philosophy and ethics texts — from ancient to early-modern thought — ranked by historical popularity. Returns title, author, year, book_id, and drill-down routes for full-text retrieval. No license, no API key required."
}

What the leaf hashes

{"body":"35e6011068e58da47fcd77499ffbc398358c078927fd278d0ffa050d4bdc7c85","id":77117,"kind":"listing","method":"baseline/1","observed_us":1793025493353406,"prev":null,"subject":"x402_bazaar:https://library.forgemesh.io/philosophy","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x977a2add31e3a274c538fd65d059015e5bb92bcb0d1d01dd2b6f2bf4627524e8
2. 0x77565966c420999fc4c8653ea407e0e7be287ba4fb814cb1dba055c55b2b679f
3. 0x941d50c98699f74a7034b7d1bca09316c6727296e4a75d3fb4cfdc38a3601b34
4. 0x3f7af609b9b6bbcd10035f29e6c1bc47b85b5bba1d7f23de463af84628a015b0
5. 0xf18e917f99ece6b56baacc4ade1d00eac65c4d5879c3430f708bac2f7242ac9b
6. 0x13d6c56cd5b33ce811d77ac3cf016087ed5914cabe607b6e4f2a483404286e37
7. 0x32a440a9bc429a83600225cb851ff8eee4717691ee370442b30080ec08fd6830
8. 0xc580804f623903bf308f2e4fbe7e832f869f5a7bb3bdc5a3335ce590fc78a88d
9. 0x35eac46db8483d69cfaaaac2bd48acc2c02f3fa969d9d79ef5005146dbe11c26
10. 0xdc53c89cce7091adf601946635a4d64062fe6855a2f46a4967374baab5240ceb
11. 0x33109041c3d120f5b9ce2c3270a8fc409acfab4e749a0ff42fa0744354f87c17
12. 0xd43b73151a0c2d9a61f2ae73ed148938b0e6b05c81197f7eebbf95dba38a7004
13. 0xb314422bc93e7f1c0b706c67f5fff96c5ddf74934bb2fe8ab6291ae016907e37
14. 0x49062da782c4f73855ddd5fdd51840749f928b5f17d1ce75ac50f2d829104e72
15. 0xf0bd63870f0bb378fa300bd33563050dcb7b3e02b44eb3ee550c1c534ec4b246
16. 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae