Evidence row 408428

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://apexrunner.ai/signals/market-tick"
    ]
  ],
  "name": "apexrunner.ai/signals/market-tick",
  "owner_address": "0x8d0663bbb967ebf1c047405a888ddf865f3e8854",
  "raw": {
    "accepts": [
      {
        "amount": "7000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxAmountRequired": "7000",
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x8D0663BBb967ebF1c047405A888DDf865f3E8854",
        "scheme": "exact"
      }
    ],
    "description": "APEX Runner: Market Tick Signal",
    "extensions": {
      "bazaar": {
        "category": "trading-signals",
        "description": "Lowest-cost signal at $0.005 — minimal live price tick for BTC, ETH, SOL plus one-word regime, Fear & Greed, and momentum label. Designed for agents polling every few seconds. Absolute minimum JSON payload for maximum speed.",
        "example": {
          "btc": 68420.5,
          "eth": 3681.2,
          "fg": 42,
          "momentum": "BUILDING",
          "regime": "RANGING",
          "sol": 152.4,
          "timestamp": "2026-06-17T22:00:00Z",
          "valid_for_seconds": 30
        },
        "info": {
          "input": {
            "method": "GET",
            "type": "http"
          },
          "output": {
            "btc": "float — BTC/USD price from Hyperliquid",
            "eth": "float — ETH/USD price from Hyperliquid",
            "example": {
              "btc": 68420.5,
              "eth": 3681.2,
              "fg": 42,
              "momentum": "BUILDING",
              "regime": "RANGING",
              "sol": 152.4,
              "valid_for_seconds": 30
            },
            "fg": "integer — Fear & Greed index 0-100",
            "momentum": "string — STRONG / BUILDING / WEAK / FADING based on ADX and volume",
            "regime": "string — one-word market regime: RANGING / TRENDING / CRISIS / CHOPPY",
            "sol": "float — SOL/USD price from Hyperliquid",
            "type": "json"
          }
        },
        "name": "APEX Market Tick",
        "outputSchema": {
          "btc": "float",
          "eth": "float",
          "fg": "integer",
          "momentum": "string",
          "regime": "string",
          "sol": "float"
        },
        "schema": {
          "properties": {
            "input": {
              "properties": {
                "queryParams": {
                  "properties": {},
                  "type": "object"
                }
              },
              "required": [
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "_apex": {
                      "properties": {
                        "evolution_runs": {
                          "type": "integer"
                        },
                        "instance": {
                          "type": "string"
                        },
                        "live_capital_deployed": {
                          "type": "boolean"
                        },
                        "live_trading": {
                          "type": "boolean"
                        },
                        "signal": {
                          "type": "string"
                        },
                        "signal_hash": {
                          "type": "string"
                        },
                        "source": {
                          "type": "string"
                        },
                        "trades_backing_signal": {
                          "type": "integer"
                        },
                        "trades_backing_signal_as_of": {
                          "type": "string"
                        },
                        "trading_status": {
                          "type": "string"
                        },
                        "verify_at": {
                          "type": "string"
                        },
                        "version": {
                          "type": "string"
                        }
                      },
                      "type": "object"
                    },
                    "btc": {
                      "type": "number"
                    },
                    "data_age_seconds": {
                      "type": "integer"
                    },
                    "eth": {
                      "type": "number"
                    },
                    "fg": {
                      "type": "integer"
                    },
                    "max_age_seconds": {
                      "type": "integer"
                    },
                    "momentum": {
                      "type": "string"
                    },
                    "regime": {
                      "type": "string"
                    },
                    "sol": {
                      "type": "number"
                    },
                    "stale": {
                      "type": "boolean"
                    },
                    "timestamp": {
                      "type": "string"
                    },
                    "valid_for_seconds": {
                      "type": "integer"
                    }
                  },
                  "type": "object"
                }
              },
              "type": "object"
            }
          },
          "type": "object"
        },
        "version": "1.0.0"
      }
    },
    "lastUpdated": "2026-10-27T03:25:07.859Z",
    "quality": {
      "l30DaysTotalCalls": 242,
      "l30DaysUniquePayers": 5,
      "lastCalledAt": "2026-10-26T21:25:07.42Z"
    },
    "resource": "https://apexrunner.ai/signals/market-tick",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "APEX Runner: Market Tick Signal"
}

What the leaf hashes

{"body":"b60bb1a439fed8c05445a038dd7fb236b20733a86d657796c5ad4a4d2498bd4f","id":408428,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793080301001762,"prev":297559,"subject":"x402_bazaar:https://apexrunner.ai/signals/market-tick","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. 0xa41ca66f126a4cc2608dfa7735e2cc97aff73a726bec64f259b49e78e5c3f432
2. 0x2106c98b822d4019e8c8c3f59577a0898f26d79e67223f645bb7034417f71949
3. 0xe001a5f2e9940b96eb4ce3287fece6ae60aca0626ee3a5ceea96d61feeff2258
4. 0xccaf61b3148732be81331b8c10341da58819c30648c5f6e9d2b5bc7c4c6e013d
5. 0xc409dbac212a94b100d24ef3da82a902798f6bb3a5ff9e8c6a40462abf1d2921
6. 0xedcbc0632f46ca81629d63163f1ec52f849740de259e35f7101b5fe0f5995518
7. 0x78813981c45ffcad67141ddae0345857b29089fbef05a541c5d65e6307f75d98
8. 0x9b130be30806dd57876ec58a3eddbeaa9089f9caf8ac02db2c4092b35f80eb17
9. 0xdeb2f34be09ae537c2a639b4715b0497e98a81eeadb0ed6a308574bd2c80dc93
10. 0x8f29b289879b04f5930475ce78fe891a3521071b428d39d3ed3cce86f1759b9f
11. 0x1f05a1d6742df860387251334897b5242f60183a4f9751704af390ea507acc90
12. 0xc99f276d750460ec390a64510fe7ad6b609e36fddb943e81299b02a623e63048
13. 0x87816aee66e8f6e0f1e55ea83733bb58cf9612d36c45fd5b7fc5d6f4484b78fd
14. 0x0644f7e2a4b5bf9b66f185cc3fbb766d456ad94490183852f4c6db5855114cc5
15. 0xa3fff4662cd48659f5bafd0612931759a90e53a7b4209ed8f26f6594a07bb547
16. 0x64c405a28e8819716221eb2529fe4ce277ab08025e17e685cbd5ece75ceb75c7
17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4