Evidence row 547263

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.losbeto.xyz/defi-yield"
    ]
  ],
  "name": "Losbeto Market Intelligence",
  "owner_address": "0xd5ba9711a3d052846a3695c70e7fcb8b3168fe7d",
  "raw": {
    "accepts": [
      {
        "amount": "25000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "requestId": "e1e10619d34e",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xd5Ba9711a3D052846a3695C70e7fcb8b3168FE7d",
        "scheme": "exact"
      },
      {
        "amount": "25000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "CjNFTjvBhbJJd2B5ePPMHRLx1ELZpa8dwQgGL727eKww",
          "requestId": "e1e10619d34e"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "GEhr9HCFTRDjanMg435frSgCVwVZYpNoPrEkmNBnFHFE",
        "scheme": "exact"
      },
      {
        "amount": "25000",
        "asset": "31566704",
        "extra": {
          "feePayer": "ZMFK2OI7ZBD2U27ISERZC4S6LKM6WMFJPZQ4MYNJDZ2VNBNMBA67RA22AA",
          "requestId": "e1e10619d34e",
          "tag": "x402-global-challenge"
        },
        "maxTimeoutSeconds": 300,
        "network": "algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=",
        "payTo": "MRVA6OABPQJNJ2WFUHFY57FMJXHBV37IU665MXRJX4JYBIWGACP3LSDUF4",
        "scheme": "exact"
      },
      {
        "amount": "25000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "requestId": "e1e10619d34e",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0xd5Ba9711a3D052846a3695C70e7fcb8b3168FE7d",
        "scheme": "exact"
      }
    ],
    "description": "Top DeFi yield pools ranked by APY and TVL across Solana DEXs, refreshed live, with the pool address for each row.",
    "extensions": {
      "bazaar": {
        "dataFreshness": {
          "cache_ttl_s": 60,
          "live_data": "≤3s from source",
          "preview_data": "≤15min delayed"
        },
        "description": "Top DeFi yield pools ranked by APY and TVL across Solana DEXs, refreshed live, with the pool address for each row.",
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "format": "json"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "chain": "solana",
              "recommended_next": [
                {
                  "endpoint": "/agent-market",
                  "price_usdc": "0.0070",
                  "why": "most bought on this node this week"
                }
              ],
              "version": "48.34.1-GUARDFIX"
            },
            "type": "json"
          }
        },
        "inputSchema": {
          "properties": {
            "format": {
              "description": "Response format (json)",
              "type": "string"
            }
          },
          "required": [],
          "type": "object"
        },
        "naturalLanguageDescription": "Top DeFi yield pools ranked by APY and TVL across Solana DEXs, refreshed live, with the pool address for each row.. 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 (~$0.028/call). Premium tiers reflect multi-source aggregation cost.",
          "price_usdc": 0.025,
          "tier": "discovery",
          "vs_median_x402": 0.89
        },
        "provider": {
          "name": "Losbeto Market Intelligence",
          "url": "https://api.losbeto.xyz"
        },
        "ranking_hints": {
          "category": "discovery",
          "primary_tag": "DeFi",
          "unique_selling_point": "Top DeFi yield pools ranked by APY and TVL across Solana DEXs, refreshed live, with the po"
        },
        "sampleQueries": [
          "GET /defi-yield?preview=1  # free delayed sample",
          "GET /defi-yield  # live data (returns 402 with payment challenge)"
        ],
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "properties": {
                "queryParams": {
                  "properties": {
                    "format": {
                      "description": "Response format (json)",
                      "type": "string"
                    }
                  },
                  "required": [],
                  "type": "object"
                }
              },
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "description": "Top DeFi yield pools ranked by APY and TVL across Solana DEXs, refreshed live, with the pool address for each row.",
                  "type": "object"
                }
              },
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        },
        "tags": [
          "defi",
          "crypto",
          "market-data"
        ],
        "title": "Defi Yield — 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": "2026-10-27T00:08:19.061Z",
    "quality": {
      "l30DaysTotalCalls": 79,
      "l30DaysUniquePayers": 4,
      "lastCalledAt": "2026-10-27T00:08:18.881Z"
    },
    "resource": "https://api.losbeto.xyz/defi-yield",
    "serviceName": "Losbeto Market Intelligence",
    "tags": [
      "defi",
      "crypto",
      "market-data"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Top DeFi yield pools ranked by APY and TVL across Solana DEXs, refreshed live, with the pool address for each row."
}

What the leaf hashes

{"body":"580b31f843112a25f41e2f7171c610f80de76df14a71090626ce9c10b442c7dc","id":547263,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793133182982772,"prev":425545,"subject":"x402_bazaar:https://api.losbeto.xyz/defi-yield","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. 0xc9c259aa9d004215698af7c29507b53fd78537493f6a69f2147fb698f4f8fa9e
2. 0xdbdf5d6baf4815f31e12c76bfcd821e4083c547fd82aa3c1207481ccff73e1ee
3. 0x61e8057c83143c8256ac87c562b6971dbb7e29c26cf2e23e00538b59b3c6df98
4. 0x0208389230e9976b5dceaa465abba85e0d0844e72f0d982101bb7918fada7242
5. 0xc060f4590fd19976b0f0c3737114d46bf9d7fa79bc9f4b4f29355896e393a317
6. 0xf19487d113f3b7f28cb0cb4a4bb1119cab730ff5127ef87b29e20a0389b4e55a
7. 0xd52c0df3fef3534848be415dca9a916497d58c09f00a5113f2bf79684180377d
8. 0x5530cb2b06c0e689795ea2a69d80e6701a7e47d0dc72c524b2082c85138480e5
9. 0x9e50205ef0e4f27d637bf7290c75537ea4078a02ed820c44626155d0ff61f914
10. 0xab6aa42ff70ef9b1bb0432341341797bcdc6c7977be485231550b0a2006a6579
11. 0x2cf261bd2238b74a95bc8d9823ad293037abc046c04aeff157cde0c97263ed73
12. 0xd16d7e5f125e1d777c4add2d34626605aa2a6b03288469395f9c1f401de8e9e1
13. 0x938752e9acd199cd15f468392bc2dd8eefc52293e7144e30b87b241ca6b2513b
14. 0xcc49fd573532e5a29f5be4033f62a2eff71456c020bd2258312b98e95cfe301e
15. 0x969cd44e5a4e8dc3110540398fbf689659eb51df735c1cda5d8f021ef9ff5683
16. 0xa94627de1af0e823832e05a9069b304ecccb8c0cdb8f9cfc4f2039bfb9799dc5
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4