addrbookFor publishers
← The evidence ledger

Evidence row 117494

Observed , by baseline/1.

Kind
listing
About
source_record x402_bazaar:https://nostr.halowerk.com/follower-graph
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
fb54f2b80029c2bce77b63483ef338a0eb082c7bb74b1f311a7eaade423cc690
Leaf
0x0b149172594bfff4db43e6a4798c791b6bc9b74af3ad0ea9f7c141ccf817ba88

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://nostr.halowerk.com/follower-graph"
    ]
  ],
  "name": "nostr.halowerk.com/follower-graph",
  "owner_address": "0x2880edfff13100677bf97a3cbdf3bc34771c4e5e",
  "raw": {
    "accepts": [
      {
        "amount": "4000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "currency": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "asset": "USDC",
          "assetTransferMethod": "eip3009",
          "eip712Domain": {
            "chainId": 8453,
            "name": "USD Coin",
            "verifyingContract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
            "version": "2"
          },
          "name": "USD Coin",
          "network_name": "Base Mainnet",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E",
        "recipient": "0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E",
        "scheme": "exact"
      }
    ],
    "description": "Fetches kind 3 contact lists over up to twelve relays. Because kind 3 is replaceable, several relays regularly hold different versions; only the one with the highest created_at is used and the answer states which relays carried that version and how many older versions were seen, so a stale relay never quietly overwrites a current list. At depth 1 the answer is the account and its outgoing follows.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "depth": 1,
              "pubkey": "3bf0c63fcb93463407af97a5e5ee64fa883d107ef9e558472c4eb9aaaefa459d"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "depth": {
                      "default": 1,
                      "description": "1 returns the account and its follows. 2 also fetches the contact lists of its contacts.",
                      "enum": [
                        1,
                        2
                      ],
                      "type": "integer"
                    },
                    "max_contacts": {
                      "default": 200,
                      "description": "Upper bound on contacts reported for the root account.",
                      "maximum": 500,
                      "minimum": 1,
                      "type": "integer"
                    },
                    "pubkey": {
                      "description": "Public key as 64 hex characters, npub or nprofile.",
                      "type": "string"
                    },
                    "relays": {
                      "description": "wss relay addresses. Left empty, ten measured default relays are used.",
                      "items": {
                        "type": "string"
                      },
                      "maxItems": 12,
                      "type": "array"
                    },
                    "second_degree_sample": {
                      "default": 15,
                      "description": "How many contact lists to fetch at depth 2. Higher values cost time, not money.",
                      "maximum": 25,
                      "minimum": 1,
                      "type": "integer"
                    }
                  },
                  "required": [
                    "pubkey"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST",
                    "PUT",
                    "PATCH"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-14T19:54:59.183Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-14T19:54:58.744Z"
    },
    "resource": "https://nostr.halowerk.com/follower-graph",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Fetches kind 3 contact lists over up to twelve relays. Because kind 3 is replaceable, several relays regularly hold different versions; only the one with the highest created_at is used and the answer states which relays carried that version and how many older versions were seen, so a stale relay never quietly overwrites a current list. At depth 1 the answer is the account and its outgoing follows."
}

What the leaf hashes

{"body":"fb54f2b80029c2bce77b63483ef338a0eb082c7bb74b1f311a7eaade423cc690","id":117494,"kind":"listing","method":"baseline/1","observed_us":1793025611278536,"prev":null,"subject":"x402_bazaar:https://nostr.halowerk.com/follower-graph","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. 0x0b13df884be08ed96b39bc5e0f60f25fc8768989e28cb5d582869bd71b98e3a4
  2. 0x714f8b1a4e2ef60283c4605598ebe1a9472672355a6004b7bf75984c4215f8a7
  3. 0xf03489eebab9259f6e77deba802f5090c161799baf8034303374da25577f1d69
  4. 0x16cfa4607d18d4e8ea1e124ff92af46197adc0b61fa2fdcba01ad1239f795628
  5. 0xfa5e8d2bd58d4de41dc3e84b137bda159b317fdba8666f27eb04a7405a9dfd20
  6. 0xd18ebeba37a800cee13618d3a90b3dc04cffa603e6a84d9ad24664a43eaa7949
  7. 0x9df68fddc632e463100699667656790f071230222da498dde9955d83f27a5e29
  8. 0x007eb0a0511f0ff75c06b808dd543d782354601eb60ad032c2f0923f0398d247
  9. 0x7e09408fcc0d9b90670693a070d6ec897d9a3cf600d3c8bce04013cec74d1903
  10. 0x96dc6bd64fe78dd85e63b2a795828d2feea188bc55943b4d6ab1449dca715971
  11. 0xb590404cb9438c769f672be0f0089b46b380374a2b3728911a35efd8d94b6a83
  12. 0x0295c7c2280f85143f6ea027ec5cab1cda783eeef5bca0accb9aea607c5aa3c2
  13. 0x5aefcf9e3d86e125861c0d490079969110eea8fc901ec61531bba10bb58258a1
  14. 0xa96bb9408ce00a0d40ddaba8736257dfce76d5478b131d69db1afdf8a824312b
  15. 0x7ddc2fead128357f881b63e6c7c26d7fbbb84fca6c7c8e0bbfe386de86ca8d39
  16. 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
  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