Evidence row 63619

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://agents.factstamp.dev/bulk"
    ]
  ],
  "name": "agents.factstamp.dev/bulk",
  "owner_address": "0xc3bcd24a2b350cc73b8516b2a0539a323b42cc32",
  "raw": {
    "accepts": [
      {
        "amount": "120000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "description": "A whole bibliography or dependency manifest in one round trip, at the point of relying on the list: up to 12 items at a flat US$0.12 — 1 cent an item, against 2 cents for the same lookups one at a time. Every item is answered by the same door that answers a single call, so the verdicts cannot disagree. A list, not prose: a whole document belongs to /document. Pay per call here, or redeem a prepaid pack code (one answer-pack credit per three items, up to 25 items on that rail).",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxAmountRequired": "120000",
        "maxTimeoutSeconds": 300,
        "mimeType": "application/json",
        "network": "eip155:8453",
        "payTo": "0xc3bcd24a2b350cc73b8516b2a0539a323b42cc32",
        "resource": "https://agents.factstamp.dev/bulk",
        "scheme": "exact"
      }
    ],
    "description": "A whole bibliography or dependency manifest in one round trip, at the point of relying on the list: up to 12 items at a flat US$0.12 — 1 cent an item, against 2 cents for the same lookups one at a time. Every item is answered by the same door that answers a single call, so the verdicts cannot disagree. A list, not prose: a whole document belongs to /document. Pay per call here, or redeem a prepaid pack code (one answer-pack credit per three items, up to 25 items on that rail).",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "citations": [
                "10.1038/nature12373",
                "10.1016/s0140-6736(97)11096-0"
              ],
              "packages": [
                "express@4.18.2"
              ]
            },
            "bodyType": "application/json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "answered": 3,
              "by_verdict": {
                "retracted": 1,
                "verified": 2
              },
              "items": 3,
              "paid_with": {
                "list_price_usd": 0.12,
                "rail": "x402_pay_per_call",
                "settlement": {
                  "success": true
                }
              },
              "receipt_url": "https://factstamp.agentrails.workers.dev/r/c41e77b2aa90d613",
              "results": [
                {
                  "input": "10.1038/nature12373",
                  "tool": "verify_citation",
                  "verdict": "verified"
                }
              ],
              "unreadable": 0
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "additionalProperties": false,
          "properties": {
            "input": {
              "additionalProperties": true,
              "properties": {
                "body": {
                  "type": "object"
                },
                "bodyType": {
                  "const": "application/json"
                },
                "method": {
                  "const": "POST"
                },
                "type": {
                  "const": "http"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "additionalProperties": true,
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "const": "json"
                }
              },
              "required": [
                "type",
                "example"
              ],
              "type": "object"
            }
          },
          "required": [
            "input",
            "output"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-20T03:34:24.776Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-20T03:34:24.173Z"
    },
    "resource": "https://agents.factstamp.dev/bulk",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "A whole bibliography or dependency manifest in one round trip, at the point of relying on the list: up to 12 items at a flat US$0.12 — 1 cent an item, against 2 cents for the same lookups one at a time. Every item is answered by the same door that answers a single call, so the verdicts cannot disagree. A list, not prose: a whole document belongs to /document. Pay per call here, or redeem a prepaid pack code (one answer-pack credit per three items, up to 25 items on that rail)."
}

What the leaf hashes

{"body":"d0680b71c738ed99c97b0596ae06cd37ca444ef7acf961526a2588914c670aeb","id":63619,"kind":"listing","method":"baseline/1","observed_us":1793025455214791,"prev":null,"subject":"x402_bazaar:https://agents.factstamp.dev/bulk","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. 0x5d3c875df5f0a305d7cd125304e6225989b6741f22a935763c2ddde06da8daa4
2. 0x3b66aa070611f2c2bbb7cf60a44a4bf5a65df7076d147aecf20ebc1293105059
3. 0x3ef4b3ffc55d322d8af518e3f9644dc57b92e96f289484475e6f36dd717e27f1
4. 0x0d6ffef53af1e5b5cd04b3f141ed3661964284a1d01352d12b90a817d4ea176e
5. 0xc6e350448f4680d9b924c31f3e8ab846336769f08ae5eb95db8bc2740706d791
6. 0xe105388614687a3153d0f3a5e638cb87ecd8257c2c4174c6f28c482dcae530fc
7. 0xc24be3220ae727717362b40cca4e21d4838be031f5d77e71e579d7c0b1adcfb3
8. 0x81454696cbda8a850702809540b97e3c3759bdee183441c3ab9de590184fd4eb
9. 0x2dbfd5cce748a6fd4938d7cb87267e05234654474e1ff65d06ee76c8629d829d
10. 0x71c75f9312be1c838a554f724b6fc57894e7c4486ab7e013b6a6a8d65cfaebea
11. 0xb91bf0ba3ebff769d1b88f93fcb076477149787a7e31c3c28ce4fe8823b7c144
12. 0x2121cc2dbcb8663af57743dc445c8a59e5bbfffe89703f0606c9843f0d35aff8
13. 0x66883b42f4167ade51c4909f050c5478524e23786fb0b5c48bd1a53580960a68
14. 0x216cebb9ae5414599109a02297c4817d7d1c6b1394afeb97efe38e32f0053974
15. 0x7726154b91b2ad65b13849ef6cb6443b1f0ff113a3089c9bd5f2bcfc16be099d
16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae