addrbookFor publishers
← The evidence ledger

Evidence row 65011

Observed , by baseline/1.

Kind
listing
About
source_record x402_bazaar:https://api.annalist.dev/v1/checks/changes
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
b3bb9f0062332f941eed5e6c786034e6066913a7d0e541feee6316a24af1be86
Leaf
0x2617f9c1955f1c086cedc75289362888de808981d38e1dac906da541e213478b

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.annalist.dev/v1/checks/changes"
    ]
  ],
  "name": "Annalist",
  "owner_address": "0xde4805678438b6bfbbfe047fff305c928653fe17",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0xDE4805678438b6bfBbFE047fFF305C928653Fe17",
        "scheme": "exact"
      }
    ],
    "description": "What changed in x402 service listings, from daily snapshots of Coinbase's Bazaar: price raises and cuts, endpoints added and dropped, new and departed services, and payout-wallet changes (worth checking before paying: a hijacked listing looks the same as a rotated wallet). Market-wide for the last 1 to 7 days, or one service's 30-day change log with host=. Signed.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "days": "1"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "data": {
                "days": [
                  {
                    "date": "2026-10-13",
                    "payout_wallet_changes": {
                      "services": 0
                    },
                    "price_changes": {
                      "count": 6,
                      "lowered": 2,
                      "raised": 4
                    },
                    "services_new": {
                      "count": 31
                    }
                  }
                ]
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "days": {
                      "description": "how many days back: 1 to 7 market-wide, up to 30 for one service (default 7)",
                      "type": "string"
                    },
                    "host": {
                      "description": "optional: one service by host name or URL",
                      "type": "string"
                    }
                  },
                  "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": "2026-10-14T15:55:06.475Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-14T15:55:06.087Z"
    },
    "resource": "https://api.annalist.dev/v1/checks/changes",
    "serviceName": "Annalist",
    "tags": [
      "x402",
      "trust",
      "pricing",
      "agent-economy",
      "changes"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "What changed in x402 service listings, from daily snapshots of Coinbase's Bazaar: price raises and cuts, endpoints added and dropped, new and departed services, and payout-wallet changes (worth checking before paying: a hijacked listing looks the same as a rotated wallet). Market-wide for the last 1 to 7 days, or one service's 30-day change log with host=. Signed."
}

What the leaf hashes

{"body":"b3bb9f0062332f941eed5e6c786034e6066913a7d0e541feee6316a24af1be86","id":65011,"kind":"listing","method":"baseline/1","observed_us":1793025457585090,"prev":null,"subject":"x402_bazaar:https://api.annalist.dev/v1/checks/changes","subject_kind":"source_record"}

Proof

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

  1. 0x2617461653be58052797af202a9391b5d20dcfe3adfa59290bf840f04a5d45e3
  2. 0x680eed6ac4d12dff08ec05a10964ff09388ac1339e236769989f6c38feda763e
  3. 0x3359ae1f4429a2925b0241488fa6db915aa05ac297e06eadd957c251c4b9b65c
  4. 0xc9d6fd910ecaa68414a2bd58a354c4bbaef5b247bb45adca30b6fe85a9a046aa
  5. 0x64e732a5f73c57bf4175820788769d1a8dfd9a9869969bd5a49318ae50aa9057
  6. 0x110f878a9c572de2c04f227f8c37747c8e75940963503ed2e44b86045c5127b5
  7. 0x9d191857d08ab0248c924f7c4e582afa73771814d56da9c3878dbb599e3d0758
  8. 0xf3f23ece4a483566b86b802924a404fcd648679efab847be74d40aef795c6156
  9. 0xa1f62782a8d46832b22b875d7a7b4a3065122b84ff867e215c84a5c3cd56537a
  10. 0x21a7cf99ef81ffd43b25c97835cc100421f018b92fa922aa035d34db9079e57c
  11. 0xd59298b1ed461f406932ca0ca85948982d67f90463e31e5b2c45ab2a35eacd3f
  12. 0x266d991b0a994042474d2789bd5d3ba2433a122ae3c1027e2ccd7c0f4cf63071
  13. 0x830b2c874449c7499489eba2baa67d49f991298225763c0161b471621038d0fb
  14. 0xd843afcced75dedd39194ff9bd12326b88099e6112686db2299392d022dc3146
  15. 0xc3a6a3ae44ec0da1848b16d40c45d7aac97a67352eea8df18e0f26edabea8a2f
  16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
  17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
  18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
  19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON