Evidence row 3372

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://preipo-feed.vercel.app/preipo/anthropic/financials"
    ],
    [
      "x402",
      "https://preipo-feed.vercel.app/preipo/anthropic/ipo"
    ],
    [
      "x402",
      "https://preipo-feed.vercel.app/preipo/compare/openai-anthropic"
    ],
    [
      "x402",
      "https://preipo-feed.vercel.app/preipo/funding-rounds"
    ],
    [
      "x402",
      "https://preipo-feed.vercel.app/preipo/onchain-vs-private"
    ],
    [
      "x402",
      "https://preipo-feed.vercel.app/preipo/openai/financials"
    ],
    [
      "x402",
      "https://preipo-feed.vercel.app/preipo/openai/ipo"
    ]
  ],
  "name": "preipo-feed.vercel.app",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453",
      "eip155:84532"
    ],
    "category": "",
    "description": "",
    "domain": "preipo-feed.vercel.app",
    "endpoints": [
      {
        "description": "Anthropic pre-IPO fundamentals as JSON: FY2025 revenue and May 2026 run-rate revenue, operating expenses, operating and net loss, compute and infrastructure spend, compute obligations, cash and short-term investments, top-customer revenue share, compute cost per revenue dollar. Each number has its own source URL, verification grade and value type (approx, lower bound, exact, derived).",
        "method": "GET",
        "parameters": [],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "5",
          "l30DaysUniquePayers": "4"
        },
        "serviceName": "PreIPO Feed by Aaron Zhang",
        "tags": [
          "anthropic",
          "pre-ipo",
          "revenue",
          "valuation",
          "fundamentals"
        ],
        "url": "https://preipo-feed.vercel.app/preipo/anthropic/financials"
      },
      {
        "description": "Anthropic IPO data as JSON: filing status (confidential draft S-1), expected timing and listing window, target valuation range, expected proceeds, lead underwriters, last private round (Series H) size and valuation, run-rate revenue, valuation multiples, dated timeline. Each item has its own source URL and verification grade.",
        "method": "GET",
        "parameters": [],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "3",
          "l30DaysUniquePayers": "2"
        },
        "serviceName": "PreIPO Feed by Aaron Zhang",
        "tags": [
          "anthropic",
          "ipo",
          "pre-ipo",
          "valuation",
          "underwriters"
        ],
        "url": "https://preipo-feed.vercel.app/preipo/anthropic/ipo"
      },
      {
        "description": "OpenAI vs Anthropic side by side as JSON: full-year revenue, latest revenue run-rate, last private round and post-money valuation, IPO status and valuation target, compute obligations, cash, and valuation-to-run-rate multiples. Every value keeps its source URL, verification grade and value type; gaps are listed.",
        "method": "GET",
        "parameters": [],
        "pricing": {
          "amount": "0.05",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "1",
          "l30DaysUniquePayers": "1"
        },
        "serviceName": "PreIPO Feed by Aaron Zhang",
        "tags": [
          "openai",
          "anthropic",
          "comparison",
          "valuation",
          "revenue"
        ],
        "url": "https://preipo-feed.vercel.app/preipo/compare/openai-anthropic"
      },
      {
        "description": "AI lab funding rounds and valuations as JSON (OpenAI, Anthropic): round size, post-money valuation, rounds in talks, employee tender offers, IPO valuation targets, strategic investor commitments. Each row keeps its source URL, verification grade (primary/secondary/reported) and value type.",
        "method": "GET",
        "parameters": [],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "2",
          "l30DaysUniquePayers": "2"
        },
        "serviceName": "PreIPO Feed by Aaron Zhang",
        "tags": [
          "ai-lab",
          "funding-round",
          "valuation",
          "pre-ipo",
          "openai"
        ],
        "url": "https://preipo-feed.vercel.app/preipo/funding-rounds"
      },
      {
        "description": "On-chain pre-IPO perps vs private valuation, live: OpenAI and Anthropic perpetuals on Hyperliquid HIP-3 (EntropyIO io:OAI, io:ANTH) converted to implied company valuation, set against the last private round post-money and the IPO valuation target. Premium/discount, funding, open interest, 24h volume; each private anchor keeps source and grade.",
        "method": "GET",
        "parameters": [],
        "pricing": {
          "amount": "0.02",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "1",
          "l30DaysUniquePayers": "1"
        },
        "serviceName": "PreIPO Feed by Aaron Zhang",
        "tags": [
          "pre-ipo",
          "hyperliquid",
          "valuation",
          "perps",
          "anthropic"
        ],
        "url": "https://preipo-feed.vercel.app/preipo/onchain-vs-private"
      },
      {
        "description": "OpenAI pre-IPO fundamentals as JSON: FY2025 revenue, monthly revenue, ChatGPT users and subscribers, March 2026 round size and post-money valuation, new round target and valuation in talks, SoftBank bond financing and stake, valuation-to-run-rate multiple. Each number has its own source URL, verification grade and value type.",
        "method": "GET",
        "parameters": [],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "3",
          "l30DaysUniquePayers": "2"
        },
        "serviceName": "PreIPO Feed by Aaron Zhang",
        "tags": [
          "openai",
          "pre-ipo",
          "revenue",
          "valuation",
          "fundamentals"
        ],
        "url": "https://preipo-feed.vercel.app/preipo/openai/financials"
      },
      {
        "description": "OpenAI IPO data as JSON: confidential S-1 filing status and announcement date, reported 2027 listing expectations, Sam Altman ruling out a 2026 IPO, latest verified private funding round committed capital and post-money valuation, banks reported working on filing preparation (not confirmed underwriting mandates), and dated timeline. Each factual item has a source reference and verification grade; uncertain dates and unverified figures are omitted.",
        "method": "GET",
        "parameters": [],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "2",
          "l30DaysUniquePayers": "2"
        },
        "serviceName": "PreIPO Feed by Aaron Zhang",
        "tags": [
          "openai",
          "ipo",
          "pre-ipo",
          "valuation",
          "funding"
        ],
        "url": "https://preipo-feed.vercel.app/preipo/openai/ipo"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "preipo-feed-vercel-app",
    "integrationType": "",
    "isNew": false,
    "name": "preipo-feed.vercel.app",
    "networks": [
      "Base",
      "eip155:84532"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.017143",
      "currency": "USDC",
      "maxAmount": "0.05",
      "minAmount": "0.01"
    },
    "provider": "preipo-feed.vercel.app",
    "providerUrl": "",
    "serviceName": "PreIPO Feed by Aaron Zhang",
    "tags": [
      "anthropic",
      "pre-ipo",
      "revenue",
      "valuation",
      "fundamentals",
      "ipo",
      "underwriters",
      "openai",
      "comparison",
      "ai-lab",
      "funding-round",
      "hyperliquid",
      "perps",
      "funding"
    ]
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"f3a58bdfb7f56db4d4b1354c34da8591eb8f6e8c1e99009dd6ac538d4aa2743b","id":3372,"kind":"listing","method":"baseline/1","observed_us":1793025272838339,"prev":null,"subject":"agentic_market:preipo-feed-vercel-app","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. 0x3406ece42c6181e24925478ff2d361c98b4d4b70e6dd7602174002559ad3f6b4
2. 0x491148a1b17af0d522b190319d738c38dd6ea2b0b36958f11a6d50f6a55c5c8e
3. 0x7c08edcf5d6aa119f5099e1c155aea3795c81f384d52cab7ded913b498f2f57f
4. 0x8d28172ae753fc75f358be9615384840f3c57ccd30b57947953f34fb4e7e9d4f
5. 0x8eceba0579749063a1e0e2b428a2487f81590804fd8facc5f1339d99a9fd3ef6
6. 0xf1127b707813e4d444d17b01c0317fbaa092bf04578fee6676a160e26adfa0d7
7. 0xd165c36ae24a7d2d66e8a1641d85a89b05b365a2124edf8d49980d77243e2762
8. 0x0b68bd3b37c2077b0e1bd8547053a400b9477294857e484264805b5d5d5b24da
9. 0xb0cb876c305275438f5625256195a4633b377ef42d92a57edc6f5fdd90665e5a
10. 0x177012e4764007ed1fc9fe062981493cb1e87dce78b4d705154fc6b59f179dc8
11. 0x25f1494b636c5e3c47bd014c16b8f4b5df5a8fb62efdc32979420416a8736679
12. 0xe57be1a98d96d75db9e9d2122794eabebfd735dea66e9d16ca63347243b3d483
13. 0x08de74b7fb265ddb83e4c673da8a94e5f71829b2e6e7464c71c5138e450f2217
14. 0x4338355a835617a26aa0bfcc971e84eb030d84e2aa840e3c8af958921dd080c7
15. 0x610738e0c43687aded83c613c73de8b5226c73c375858a167436461c522ea213
16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae