Evidence row 452851

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://aaron-protocol-radar.vercel.app/x402/protocol-updates"
    ]
  ],
  "name": "Protocol Radar - Aaron Zhang",
  "owner_address": "0x4b5887b6e399c2e104becd01f7c406229c15891d",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x4b5887B6E399C2E104becd01f7c406229c15891d",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0x036CbD53842c5426634e7929541eC2318f3dCF7e",
        "extra": {
          "name": "USDC",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:84532",
        "payTo": "0x4b5887B6E399C2E104becd01f7c406229c15891d",
        "scheme": "exact"
      }
    ],
    "description": "x402 protocol updates as JSON: recently merged changes in the x402 Foundation repository (formerly coinbase/x402), latest tags, and current npm versions of the @x402 packages (core, evm, express, fetch, extensions) and @coinbase/x402. Read live from GitHub and npm, with links.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {},
            "type": "http"
          },
          "output": {
            "example": {
              "dataset": "x402-protocol-updates",
              "generated_at": "2026-10-08T00:00:00Z",
              "sources": [
                "https://github.com/..."
              ]
            },
            "type": "json"
          }
        },
        "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"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T09:49:22.428Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-08T08:57:26.618Z"
    },
    "resource": "https://aaron-protocol-radar.vercel.app/x402/protocol-updates",
    "serviceName": "Protocol Radar - Aaron Zhang",
    "tags": [
      "x402",
      "protocol",
      "coinbase",
      "agent-payments",
      "updates"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "x402 protocol updates as JSON: recently merged changes in the x402 Foundation repository (formerly coinbase/x402), latest tags, and current npm versions of the @x402 packages (core, evm, express, fetch, extensions) and @coinbase/x402. Read live from GitHub and npm, with links."
}

What the leaf hashes

{"body":"847ec1cbed82bffa108124ee338491a0b77a5bcacd2950bc46c8cc1e749f976f","id":452851,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793100574668886,"prev":60697,"subject":"x402_bazaar:https://aaron-protocol-radar.vercel.app/x402/protocol-updates","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. 0xbdaeab1aae50a8e7759acf943ebd84ee003e217034972d4b8f9f7fcf2bf473e1
2. 0x9f04cd1c8985b3e1b2c171554b015b2015bb35ec192818ec92a1a7aa7ba563b2
3. 0x8ec989027ab0e7bae384a5fd4f21917ee511990db9f03ccf023444db303beab4
4. 0xbf9039a0bfdd724f5140d99829273d9eb1f514780d0ee87ad65e544baf2f3c5f
5. 0x18147b87840b0672bab659e987b95685d5738da2328e60cde7a0166d0e5a4bde
6. 0x7290dc172e4632184fd977b9c7dd0b404d479dd80d352bdab8ef0701d259ea63
7. 0xe964853c7433c7963d4c5200417a0abd16e19fbe993839b81f3c1a8097860d89
8. 0xaf3b09be8d80fe2e3bdfa2756f9c213765cdf0ae0b3f4c102bb26c8874b4be14
9. 0x1a188a875faafbe522329923fd4d67fb7789578206dc5979e4dcb91e38e69f5d
10. 0xb5730aaf454574b87aecbe281b1049c1c07fcd497e3f4967148c82fa0999d672
11. 0xfa499b01c38798cdfce2dcc9719d658c988699d583028e4a7585d1e6521fb1a2
12. 0x92804c1cd4f73221d350049c90c3d17d86ce815c332f3b67c5894d2919efebf2
13. 0xb4800af1fe2ae822adba5c087faf1dc0bc2d7c9de2e3e602a2b65aefc1d53c94
14. 0xa453d1738637a5c663802d07ce095aa340c80d53a4288ae277a72e265868ce4e
15. 0x73341bb09dd901ca47f26173883431496e3d98d6b0fb5b89f36218126d46c5d4
16. 0xa94627de1af0e823832e05a9069b304ecccb8c0cdb8f9cfc4f2039bfb9799dc5
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4