Evidence row 69079

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.stacktr.ee/provision"
    ]
  ],
  "name": "api.stacktr.ee/provision",
  "owner_address": "0xcc985ba6934d134feec4824ba40258608f3a4333",
  "raw": {
    "accepts": [
      {
        "amount": "1000000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0xcc985ba6934d134feec4824ba40258608f3a4333",
        "scheme": "exact"
      },
      {
        "amount": "1000000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "BENrLoUbndxoNMUS5JXApGMtNykLjFXXixMtpDwDR9SP"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "Gr8z3Dh74y4nJJAW25r2WSmzm3ZQr2n5GU5qjavFG49c",
        "scheme": "exact"
      }
    ],
    "description": "Stacktree x402 API key provisioning: pay $1.00 over x402 for a persistent API key, so an agent gets its own credentials without human approval, for hosting HTML pages as private, shareable web pages. The key is returned once in the response body.",
    "extensions": {
      "bazaar": {
        "description": "Stacktree x402 API key provisioning: get an API key after one x402 payment ($1.00 in USDC on Base, shown once), so an agent sets up its own credentials without human approval. It is for hosting HTML pages as private, shareable web pages: send it as Authorization: Bearer to publish reports, dashboards, landing pages and static sites to permanent unguessable links, and to update them at the same URL. For a single page, POST /publish ($0.50) needs no key at all.",
        "info": {
          "input": {
            "body": {},
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "api_key": "stk_live_…",
              "ok": true,
              "usage": "Authorization: Bearer stk_live_…"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "properties": {
                "body": {
                  "description": "Optional JSON body. Payment is carried in the PAYMENT-SIGNATURE header (x402 v2), so no body is required. Fields apply only to the token-carried rails (ACP / AP2).",
                  "properties": {
                    "acp_shared_payment_token": {
                      "description": "ACP rail: a Stripe Shared Payment Token (spt_...).",
                      "type": "string"
                    },
                    "ap2_mandate": {
                      "description": "AP2 rail: an AP2 mandate object.",
                      "type": "object"
                    }
                  },
                  "type": "object"
                }
              },
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "description": "Returned once payment settles.",
                  "properties": {
                    "api_key": {
                      "description": "The provisioned stk_live_ API key, shown once.",
                      "type": "string"
                    },
                    "ok": {
                      "type": "boolean"
                    },
                    "prefix": {
                      "type": "string"
                    },
                    "protocol": {
                      "type": "string"
                    },
                    "usage": {
                      "description": "How to use the key, e.g. \"Authorization: Bearer stk_live_...\".",
                      "type": "string"
                    }
                  },
                  "type": "object"
                }
              },
              "type": "object"
            }
          },
          "type": "object"
        },
        "serviceName": "Stacktree — provision",
        "serviceRecord": "https://api.stacktr.ee/.well-known/x402-service",
        "tags": [
          "html",
          "hosting",
          "host",
          "web-page",
          "publishing",
          "private",
          "static-site",
          "api-key",
          "share-link",
          "agents"
        ]
      }
    },
    "lastUpdated": "2026-10-20T02:49:55.35Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-20T02:49:54.509Z"
    },
    "resource": "https://api.stacktr.ee/provision",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Stacktree x402 API key provisioning: pay $1.00 over x402 for a persistent API key, so an agent gets its own credentials without human approval, for hosting HTML pages as private, shareable web pages. The key is returned once in the response body."
}

What the leaf hashes

{"body":"f050589f0b575a54341ad506e74d35f047e9ad374732116f3f6c31f00541b361","id":69079,"kind":"listing","method":"baseline/1","observed_us":1793025477685537,"prev":null,"subject":"x402_bazaar:https://api.stacktr.ee/provision","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. 0x575e18865f77bea8bd7363f91cd161be7fa3191d49d8d9d5668d078d0ab4b4a9
2. 0x992a54d809377a5ceecde6ccdd7907626e2456e5bf2d204840309d2ff74a41a8
3. 0xcea64657357954546b4fbb56938cdd4e39d4353339a560131b1541bfca4933f2
4. 0x648b90929d2e10e495e084e0f8c9d19faa1b5d387301f5f09d30e2117446df14
5. 0x845049db3ca6c59fdc41cb2caf1fb976ce0e0a78089b876dd29853dab653127a
6. 0x0fa3397e4b5ed9f55c6614c233696bb006525773aac23a41b37bb0586172bd2b
7. 0xba56518cc4746cd5e59896ef17e8ef8e90d7a6cfee1dd8bde05c65acc01e44d1
8. 0xf5de2d29891e294bf47d4879510a6164aefdc244f880a2de8fb81c9b4e3649a0
9. 0x591e4deb05147caea4499da067f232e4919017776746250a42ca59c92cf67624
10. 0xa8f2905fb93f7b837ebd4cffb4ea870801aecd1c51ad69f073af01c8310ee1b5
11. 0x7c6e7d8ec8a6bb5540ab8e4e885e6c646f71198fce1b0e917447538a70811486
12. 0x01ecb94c2efbfb8e9050ebbd813fbba80bbcbc345f98de707345bc4bc88c94e8
13. 0x8ba3430866b4c11cea7eba9923ee4fa8a5074849df417006e4441426c1f13056
14. 0x5cdeb4648502e0633d01cc4f3379d48cccb9d4f528565b2868eb93db0df9e829
15. 0x7726154b91b2ad65b13849ef6cb6443b1f0ff113a3089c9bd5f2bcfc16be099d
16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae