Evidence row 70421

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.x402node.dev/encode/base58"
    ]
  ],
  "name": "api.x402node.dev/encode/base58",
  "owner_address": "0x4466d4a84b7c49a6a094ec6eef4a0712d6dd125e",
  "raw": {
    "accepts": [
      {
        "amount": "2200",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x4466d4A84b7c49a6A094ec6eef4a0712D6dd125e",
        "scheme": "exact"
      },
      {
        "amount": "2200",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "CjNFTjvBhbJJd2B5ePPMHRLx1ELZpa8dwQgGL727eKww"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "9urRvUx69HqAopg1JGV9P9wR7JdKoztzdkuNyJ8Eo1up",
        "scheme": "exact"
      }
    ],
    "description": "Base58 encoder/decoder, Bitcoin, Solana, IPFS CID, Flickr, no ambiguous chars, address encoding, wallet address format. Used by BTC, Solana, IPFS. Accepts payment on Base or Solana — either network works.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "mode": "string",
              "text": "string"
            },
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "mode": {
                      "description": "Operation mode (optional)",
                      "type": "string"
                    },
                    "text": {
                      "description": "Input text (required)",
                      "type": "string"
                    }
                  },
                  "required": [
                    "text"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-25T14:45:40.804Z",
    "quality": {
      "l30DaysTotalCalls": 11,
      "l30DaysUniquePayers": 8,
      "lastCalledAt": "2026-10-25T14:45:40.463Z"
    },
    "resource": "https://api.x402node.dev/encode/base58",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Base58 encoder/decoder, Bitcoin, Solana, IPFS CID, Flickr, no ambiguous chars, address encoding, wallet address format. Used by BTC, Solana, IPFS. Accepts payment on Base or Solana — either network works."
}

What the leaf hashes

{"body":"b21adce9e9693ded1e3304e79bcfd317e76603c9003cc146d0b1f54496da9220","id":70421,"kind":"listing","method":"baseline/1","observed_us":1793025480288665,"prev":null,"subject":"x402_bazaar:https://api.x402node.dev/encode/base58","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. 0x75483dafc48aed540ed503212ebe0b729bce24e398aa982ba391fd4d8d4bf2ad
2. 0x54170a0a62f30e55bf5e24c22e465e7ee7ffe779b90f2d039d6ff0234514c472
3. 0xaff9b434d92699b84ddc09efd5d2fda25a888408f2a82fd8198d93e9b1d6cbb2
4. 0xf5429bdb8adcb628fb2fa5287302c5544e797695fe1138b06804c5b74c4e4431
5. 0x5a1b9a5c26be2ef3f08ceb7d20dd5a1b9fb623fd03721737ad29c6b0ca7fcbd2
6. 0x8b0e9a2d0602788d99236f39492de1ef2a6babbde78562949fcfc3983d58a395
7. 0x79316282ff644f1aa635d143df3e95247f35f6e46f80ce1988b025700cf63d15
8. 0x31c869b35179b1afdbaaca3ce02675f351c3f1ab7c8ad443ffacb83ddb60d86e
9. 0x3e6cd050d8689064b852ac883c96c324e0131a491f68bc3ef665584d5fac9073
10. 0xa5cab88755e99fd7d4830115b4e412f63a460a19c270832f53f6e32be125c3da
11. 0xff8296d2db87846f2b3d9a7a4926ee8ea17587a9a2960c155a4f0e1d36206dd8
12. 0x43ccc5fffcdb82bff6ecf4ac7157c905b45d2f0362e7f7fbe908de1250b9533c
13. 0xdef3cab0b4070d8ad7f4f91288da4881d19789f131b1b353621df79df04a0617
14. 0xc4fe2177880ea1b0e82b6fe4c270090fd0fbe5af3a42a8cbf6a6ba2fa35625f6
15. 0x15039087bf60ae9b06b756ec3cbc299760e59923a438bbd91e34d105186db0ed
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae