Evidence row 547251

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.losbeto.xyz/fetch"
    ]
  ],
  "name": "Losbeto Market Intelligence",
  "owner_address": "0xd5ba9711a3d052846a3695c70e7fcb8b3168fe7d",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "requestId": "99f2f4a3d9d7",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xd5Ba9711a3D052846a3695C70e7fcb8b3168FE7d",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "CjNFTjvBhbJJd2B5ePPMHRLx1ELZpa8dwQgGL727eKww",
          "requestId": "99f2f4a3d9d7"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "GEhr9HCFTRDjanMg435frSgCVwVZYpNoPrEkmNBnFHFE",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "31566704",
        "extra": {
          "feePayer": "ZMFK2OI7ZBD2U27ISERZC4S6LKM6WMFJPZQ4MYNJDZ2VNBNMBA67RA22AA",
          "requestId": "99f2f4a3d9d7",
          "tag": "x402-global-challenge"
        },
        "maxTimeoutSeconds": 300,
        "network": "algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=",
        "payTo": "MRVA6OABPQJNJ2WFUHFY57FMJXHBV37IU665MXRJX4JYBIWGACP3LSDUF4",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "requestId": "99f2f4a3d9d7",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0xd5Ba9711a3D052846a3695C70e7fcb8b3168FE7d",
        "scheme": "exact"
      }
    ],
    "description": "Fetch any public web page or API and get it back as clean JSON — status, content type, final URL after redirects and the body as text, size-capped. The mid-task primitive agents use to read a doc, open a link or pull...",
    "extensions": {
      "bazaar": {
        "dataFreshness": {
          "cache_ttl_s": 60,
          "live_data": "≤3s from source",
          "preview_data": "≤15min delayed"
        },
        "description": "Fetch any public web page or API and get it back as clean JSON — status, content type, final URL after redirects and the body as text, size-capped. The mid-task primitive agents use to read a doc, open a link or pull...",
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "url": "https://example.com"
            },
            "type": "http"
          },
          "output": {
            "type": "json"
          }
        },
        "inputSchema": {
          "properties": {
            "url": {
              "description": "Public http/https URL to fetch (internal/private ranges refused)",
              "type": "string"
            }
          },
          "required": [
            "url"
          ],
          "type": "object"
        },
        "naturalLanguageDescription": "Fetch any public web page or API and get it back as clean JSON — status, content type, final URL after redirects and the body as text, size-capped. The mid-task primitive agents use to read a doc, open a link or pull a page beyond their training cutoff.. Tier: discovery. Live via x402 or credits; free delayed preview via ?preview=1. Auditable on-chain settlement; Ed25519-signed metrics.",
        "pricingRationale": {
          "notes": "Aligned to x402 ecosystem median (~$0.028/call). Premium tiers reflect multi-source aggregation cost.",
          "price_usdc": 0.01,
          "tier": "discovery",
          "vs_median_x402": 0.36
        },
        "provider": {
          "name": "Losbeto Market Intelligence",
          "url": "https://api.losbeto.xyz"
        },
        "ranking_hints": {
          "category": "discovery",
          "primary_tag": "Utility",
          "unique_selling_point": "Fetch any public web page or API and get it back as clean JSON — status, content type, fin"
        },
        "sampleQueries": [
          "GET /fetch?preview=1  # free delayed sample",
          "GET /fetch  # live data (returns 402 with payment challenge)",
          "GET /fetch?url=https://example.com  # with parameters"
        ],
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "properties": {
                "queryParams": {
                  "properties": {
                    "url": {
                      "description": "Public http/https URL to fetch (internal/private ranges refused)",
                      "type": "string"
                    }
                  },
                  "required": [
                    "url"
                  ],
                  "type": "object"
                }
              },
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "description": "Fetch any public web page or API and get it back as clean JSON — status, content type, final URL after redirects and the body as text, size-capped. The mid-task primitive agents use to read a doc, open a link or pull a page beyond their training cutoff.",
                  "type": "object"
                }
              },
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        },
        "tags": [
          "utility",
          "fetch",
          "web",
          "crypto",
          "market-data"
        ],
        "title": "Fetch — Losbeto",
        "useCases": [
          "market data input",
          "AI agent research",
          "systematic trading"
        ]
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1790529703/bazaar-icons/b104f2f7df1a4ce6.png",
    "lastUpdated": "2026-10-27T00:04:02.477Z",
    "quality": {
      "l30DaysTotalCalls": 81,
      "l30DaysUniquePayers": 4,
      "lastCalledAt": "2026-10-27T00:04:00.86Z"
    },
    "resource": "https://api.losbeto.xyz/fetch",
    "serviceName": "Losbeto Market Intelligence",
    "tags": [
      "utility",
      "fetch",
      "web",
      "crypto",
      "market-data"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Fetch any public web page or API and get it back as clean JSON — status, content type, final URL after redirects and the body as text, size-capped. The mid-task primitive agents use to read a doc, open a link or pull..."
}

What the leaf hashes

{"body":"ba011a9e030eef7a2d5d0978a1e7cfbfea78d91923782c99a6168a35da260811","id":547251,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793133182908169,"prev":425555,"subject":"x402_bazaar:https://api.losbeto.xyz/fetch","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. 0x53c2cbecb7744cb0f83209e04ce3f8b9e3bd08e4e82119924310df9df855f5a8
2. 0xfd1a2dd9f5c1406b75c77823037b2b6ff07ba482dc8cf2da52539fcae8708f15
3. 0x08968383d983d2a0d0c6252d87b39d9172645a40eaeeb9fbebcd67947918c7fd
4. 0xb1ddfd8e7dae3d2b73da84cbdafe4122d72d74c9131029814c0184f0fc6aaf21
5. 0x1c3d3e8ed30ed6c72fbeef644fe160883abbf5c38eedc235d39c167356518f6b
6. 0xbed4dbee2a88f6fb4c844db544bc80f5ec172dbed864aa3c704f788189575cee
7. 0xc737ad93ebea0550d72e3c7fc31c35d97930942831a6303e609695272ac033ce
8. 0x5b3edbded7d86a541790443ebb23eca8150404eb502b5e06a4684e58a4f1b354
9. 0x6d2e34f141f5fcdb2843d218ea314b9b126336961d0e2dcec3c6ac0f01bfb743
10. 0x22573d9b75262eb50d649722235079bebf5a524ae094ebf39c4458d8898f7213
11. 0x64281736f78eb01af3a70566cf7e4fb98158dc598b5edcaf617b2e0560a28c6d
12. 0xf8587b476357dd9dd2bdcf36df59b8f5ada3a7d06a3872295a01a0dd6b9e36d1
13. 0x996f3d89f9508378f3c194c9828b500725dd599c52fd040349190982338d96f2
14. 0x9ea0c6a53f80a30b6f13671109f98a000cf98e581875129f4be4b57131d06364
15. 0xb78ea6a255dd06e2f402a1a733bca392fa6243920bcba95e8b80bdfc6ce5f553
16. 0x3ed50f053eca72dfd3a9d45a11935240bfe691e57835c367ddebe2cbc49efe9d
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4