Evidence row 2695924

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.x402node.dev/md/frontmatter"
    ]
  ],
  "name": "api.x402node.dev/md/frontmatter",
  "owner_address": "0x4466d4a84b7c49a6a094ec6eef4a0712d6dd125e",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x4466d4A84b7c49a6A094ec6eef4a0712D6dd125e",
        "scheme": "exact"
      },
      {
        "amount": "5000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "CjNFTjvBhbJJd2B5ePPMHRLx1ELZpa8dwQgGL727eKww"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "9urRvUx69HqAopg1JGV9P9wR7JdKoztzdkuNyJ8Eo1up",
        "scheme": "exact"
      }
    ],
    "description": "Parse YAML frontmatter from markdown (the --- block at top). Returns parsed dict, raw frontmatter, and body without frontmatter. Use url param or ?text=.... Built for AI agents indexing Jekyll/Hugo/Astro/Eleventy content sites. Accepts payment on Base or Solana — either network works.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {},
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {},
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-11-02T19:27:52.004Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-11-02T19:27:51.703Z"
    },
    "resource": "https://api.x402node.dev/md/frontmatter",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Parse YAML frontmatter from markdown (the --- block at top). Returns parsed dict, raw frontmatter, and body without frontmatter. Use url param or ?text=.... Built for AI agents indexing Jekyll/Hugo/Astro/Eleventy content sites. Accepts payment on Base or Solana — either network works."
}

What the leaf hashes

{"body":"7314da459c800762841a1665f881b66ac39de53f13bd9d4de8cfbd3955e30eca","id":2695924,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793735727804814,"prev":null,"subject":"x402_bazaar:https://api.x402node.dev/md/frontmatter","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0x257366a29de1baa860a65c4b1f6ea8db4d5888d35ddaee45c2473dd620f9d0fc
2. 0xb34eecf219c796faf23f9ef0de55555c0c5e1454a58563568fe24b93d7349532
3. 0xa82e6d59a72c45a9309fdf6c41d499af3877e4db30566e17a5108dc5f7932674
4. 0xffef73d5eededff62958508cc11af53b5744b522956febab2f2420d222c53e9f
5. 0x6ee6ca4f7ad20ae5c25384200bad5f11eb89e2f9ba9ef07835998f6b8cdd62cc
6. 0xde16eff56822354dd7d7365ebe4bbf004353a6bb25ce16630e20739aef1650a6
7. 0x156a8dc5b51c428e7a5856ea09603e37cd06ccc953af0916f5d352f0b1bc5276
8. 0x0a3ccfe3076e97afc02a52ada16556dd584e35ff71658b61aa548acd00af177c
9. 0xae7cffad138b500fd8c4a05e3005997761cb0498eefc72d669952cd980420df6
10. 0x03a633788b8e8e3b3a4bdbb621777f6842abcf02cc23cdea7b80e64bceeec356
11. 0x37eed38365dbb9cf03a963a7f090aad4ff042974506914a1b0684a4a2ffd5346
12. 0x9f925f35f54eccc58ad31923af1559c9621feb3817744c1a1ec2f5ddaa8bfbc3
13. 0xef1dfe0416b9867c5e84356ce47af8e533ec4133742db5d772c747b8eb9de6cf
14. 0x2eb509fa1adfd792931a660ef16ddc125428dd5ab3b79bbec78835e1899fa304
15. 0x660d0877ad8a4ac2c72a53acfa0bbeb718138f84f8d3c34fe34565fd754e39e3
16. 0xbaff679935afdbe869b23e88acf4edb06c80c1bc21fbe841145699495a3e2db3
17. 0xa82fcd0af08a38380e777cb578b71498d941c589c6401f31d445e1685adcc978
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7