Evidence row 408511

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.firstmention.uk/s/bizcal-api/day"
    ]
  ],
  "name": "bizcal-api",
  "owner_address": "0x3cfd4b1afe41ad99b11881d77e2b0d9adc212f13",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x3CfD4B1AfE41ad99b11881d77e2B0d9adc212f13",
        "scheme": "exact"
      }
    ],
    "description": "Business-day and public-holiday API for US federal and GB bank holidays.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "headers": {
                  "additionalProperties": {
                    "type": "string"
                  },
                  "type": "object"
                },
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {},
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {},
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T05:32:00.587Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-26T05:58:08.366Z"
    },
    "resource": "https://api.firstmention.uk/s/bizcal-api/day",
    "serviceName": "bizcal-api",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Business-day and public-holiday API for US federal and GB bank holidays."
}

What the leaf hashes

{"body":"f3dd4d782826ae1a2499d92dedde875115464196ec26a1f84984f8cccd8991b6","id":408511,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793080310828472,"prev":47739,"subject":"x402_bazaar:https://api.firstmention.uk/s/bizcal-api/day","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0x1be0c95737905ece768cc61c659d97f0a9211faf5fdf52063e90ed52dc1b1b79
2. 0x21986931e5cfe82340d7d2104698a7588a2c877ebf2a3e0f4c37e1a1ae9390e8
3. 0xbfa1d5c3c15dcc140d5fff34122a5e98aaa051b922acec3a244c413dd9986caa
4. 0x83e7be0324bfc664ab6a81c5501daa95a1f9cc89b941f85754f02d4d3dd9f9cd
5. 0x6206940fa7752fbc54c10e7e92173ee3e817dc579a9f8d4ff047141f9f9544b6
6. 0xa65c2b0116f559c914b0b2053cfb51243c444b2499b69ede31ca1a657978dc00
7. 0x6152cdd30cc9fb17d225a55a4fc9f9c3cdc3e05367a2b7dd26cf9ab4a5d257da
8. 0xa4a058edae40a6ad6c88e86eb526f43041e4960c3ea0e3d9e767cd59154ae76b
9. 0x4a937e08262651bb43ba0cf7e297d4fde650688bf41bbf92a920093ce60aa330
10. 0xa84abee76dadfbcd57b5f49016ecbf81872f4260766e19a236f9268eb41fbca4
11. 0xe6bd926845397f85b7aeefc08d7ac5e3d88c9002e67a0595f88b1bc9bbf5a234
12. 0x92568e5a7cbd4782e9223d1910dad0adbcb676338daca49fde5bef5e84ecc1e2
13. 0x51f03aa38686601dad27c1b6449721baba5becb2342776edd179ef9189d62f57
14. 0x2064e3a2b01d0d12d5079bf720a0d0125e9703c55e92de54ad40c302469ec047
15. 0x6913cb48392acb8dc5c940dcdb6e6fc889d544f85dff11da249551a5f027e688
16. 0x518b93854db03dc9fc938883abf30da6eaae5ae0d4336903968fd32a7df8c71b
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4