{
  "verifiedAt": "2026-09-03T08:14:11.446Z",
  "note": "Coinbase tokenized stocks on Base, read back from the chain by address. Every address here is copied from the Base documentation page in `source` and checked against mainnet; none is guessed. This closes the two items docs/second-issuer-base.md listed as unknown: the oracle registry address and the B20 token addresses.",
  "source": "https://docs.base.org/specifications/b20/tokenized-stocks-on-base",
  "chainId": 8453,
  "erc8056SelectorCrossCheck": {
    "note": "exdate computed these from the signatures for Robinhood Chain; the Cobalt changelog states them as the values from Base's frozen ABI. Two independent sources for the same four numbers.",
    "source": "https://docs.base.org/base-chain/specs/reference/b20/changelog/02-cobalt-b20asset-multiplier",
    "agree": 4,
    "of": 4,
    "rows": [
      {
        "view": "uiMultiplier",
        "exdate": "0xa60bf13d",
        "baseFrozenAbi": "0xa60bf13d",
        "agrees": true
      },
      {
        "view": "newUIMultiplier",
        "exdate": "0xdc767007",
        "baseFrozenAbi": "0xdc767007",
        "agrees": true
      },
      {
        "view": "effectiveAt",
        "exdate": "0x97a4064f",
        "baseFrozenAbi": "0x97a4064f",
        "agrees": true
      },
      {
        "view": "totalSupplyUI",
        "exdate": "0x9bea6429",
        "baseFrozenAbi": "0x9bea6429",
        "agrees": true
      }
    ]
  },
  "registry": {
    "address": "0x3f3E8cf41cdd3b1D118c16471aB0113DfDDd5CaD",
    "codeBytes": 1548,
    "note": "The docs name the registry and describe what it returns but publish no ABI, so its public selectors are read out of its own dispatcher rather than guessed, then dialled with a real token address.",
    "dispatcherSelectors": 19,
    "surface": [
      {
        "selector": "0xa217fddf",
        "signature": "DEFAULT_ADMIN_ROLE()",
        "takesATokenAddress": false,
        "withTokenArg": "0x0000000000000000000000000000000000000000000000000000000000000000",
        "noArg": "0x0000000000000000000000000000000000000000000000000000000000000000"
      },
      {
        "selector": "0xd4197e82",
        "signature": null,
        "takesATokenAddress": true,
        "withTokenArg": "0x0000000000000000000000000000000000000000000000000de0b6b3a76400000000000000000000000000000000000000000000000000000000000000000000",
        "noArg": null
      },
      {
        "selector": "0xe63ab1e9",
        "signature": "PAUSER_ROLE()",
        "takesATokenAddress": false,
        "withTokenArg": "0x65d7a28e3265b37a6474929f336521b332c1681b933f6cb9f3376673440d862a",
        "noArg": "0x65d7a28e3265b37a6474929f336521b332c1681b933f6cb9f3376673440d862a"
      },
      {
        "selector": "0x248a9ca3",
        "signature": "getRoleAdmin(bytes32)",
        "takesATokenAddress": true,
        "withTokenArg": "0x0000000000000000000000000000000000000000000000000000000000000000",
        "noArg": null
      }
    ],
    "multiplierAndPauseSelector": "0xd4197e82",
    "multiplierAndPauseSignature": null,
    "multiplierAndPauseNote": "No candidate signature tried matched this selector, so it is left unnamed rather than guessed. What it does is measured: called with a token address it returns two words - the WAD multiplier the token itself reports, and a flag that reads false on every token today, which is the pause state Chainlink describes.",
    "readsPerToken": [
      {
        "ticker": "AAPLc",
        "token": "0xb200000000000000000000C2e324d24d7eEcd1fb",
        "ok": true,
        "words": 2,
        "multiplier": "1000000000000000000",
        "secondWord": "0",
        "agreesWithToken": true,
        "error": null
      },
      {
        "ticker": "AMZNc",
        "token": "0xb200000000000000000000d9192b6B456483C2E8",
        "ok": true,
        "words": 2,
        "multiplier": "1000000000000000000",
        "secondWord": "0",
        "agreesWithToken": true,
        "error": null
      },
      {
        "ticker": "COINc",
        "token": "0xb200000000000000000000c85a31389D71F3ecfb",
        "ok": true,
        "words": 2,
        "multiplier": "1000000000000000000",
        "secondWord": "0",
        "agreesWithToken": true,
        "error": null
      },
      {
        "ticker": "CRCLc",
        "token": "0xB20000000000000000000019f6E7C675b73C2e4D",
        "ok": true,
        "words": 2,
        "multiplier": "1000000000000000000",
        "secondWord": "0",
        "agreesWithToken": true,
        "error": null
      },
      {
        "ticker": "GOOGLc",
        "token": "0xb2000000000000000000002D0BA3164cc74f58B7",
        "ok": true,
        "words": 2,
        "multiplier": "1000000000000000000",
        "secondWord": "0",
        "agreesWithToken": true,
        "error": null
      },
      {
        "ticker": "INTCc",
        "token": "0xB2000000000000000000004AFF16039bA04bdFBc",
        "ok": true,
        "words": 2,
        "multiplier": "1000000000000000000",
        "secondWord": "0",
        "agreesWithToken": true,
        "error": null
      },
      {
        "ticker": "METAc",
        "token": "0xb2000000000000000000008bC8786B856E61707C",
        "ok": true,
        "words": 2,
        "multiplier": "1000000000000000000",
        "secondWord": "0",
        "agreesWithToken": true,
        "error": null
      },
      {
        "ticker": "MSFTc",
        "token": "0xB200000000000000000000Ab99cFa739E253872B",
        "ok": true,
        "words": 2,
        "multiplier": "1000000000000000000",
        "secondWord": "0",
        "agreesWithToken": true,
        "error": null
      },
      {
        "ticker": "MSTRc",
        "token": "0xb2000000000000000000004884b426556b92883d",
        "ok": true,
        "words": 2,
        "multiplier": "1000000000000000000",
        "secondWord": "0",
        "agreesWithToken": true,
        "error": null
      },
      {
        "ticker": "NVDAc",
        "token": "0xb20000000000000000000078ee7ce2fE4908108C",
        "ok": true,
        "words": 2,
        "multiplier": "1000000000000000000",
        "secondWord": "0",
        "agreesWithToken": true,
        "error": null
      },
      {
        "ticker": "SNDKc",
        "token": "0xb200000000000000000000397293Cb8cda9a10c5",
        "ok": true,
        "words": 2,
        "multiplier": "1000000000000000000",
        "secondWord": "0",
        "agreesWithToken": true,
        "error": null
      },
      {
        "ticker": "SPCXc",
        "token": "0xb2000000000000000000007b9fcbd005511aCBd5",
        "ok": true,
        "words": 2,
        "multiplier": "1000000000000000000",
        "secondWord": "0",
        "agreesWithToken": true,
        "error": null
      },
      {
        "ticker": "TSLAc",
        "token": "0xb2000000000000000000001e800a7f5189430cD0",
        "ok": true,
        "words": 2,
        "multiplier": "1000000000000000000",
        "secondWord": "0",
        "agreesWithToken": true,
        "error": null
      }
    ],
    "controls": [
      {
        "label": "WETH (Base)",
        "address": "0x4200000000000000000000000000000000000006",
        "ok": false,
        "data": null,
        "error": "execution reverted"
      },
      {
        "label": "no code",
        "address": "0x0000000000000000000000000000000000000001",
        "ok": false,
        "data": null,
        "error": "execution reverted"
      }
    ]
  },
  "summary": {
    "tokens": 13,
    "tokensAnsweringUiMultiplier": 0,
    "tokensAnsweringEveryErc8056View": 0,
    "multiplierAliasAgrees": 0,
    "tokensWithNoBytecode": 0,
    "tokenSymbolMatchesDocsTicker": 13,
    "feeds": 13,
    "feedsNamingTheirTicker": 13,
    "registryAgreesWithToken": 13,
    "controlsRefusedOrZeroed": 2
  },
  "tokens": [
    {
      "ticker": "AAPLc",
      "address": "0xb200000000000000000000C2e324d24d7eEcd1fb",
      "codeBytes": 1,
      "name": "Apple Inc.",
      "symbol": "AAPLc",
      "decimals": 8,
      "totalSupply": "516802990000",
      "multiplier": "1000000000000000000",
      "uiMultiplier": null,
      "newUIMultiplier": null,
      "effectiveAt": null,
      "totalSupplyUI": null,
      "wadPrecision": null,
      "reverted": [
        "uiMultiplier",
        "newUIMultiplier",
        "effectiveAt",
        "totalSupplyUI",
        "WAD_PRECISION"
      ],
      "multiplierAliasAgrees": null,
      "symbolMatchesDocsTicker": true
    },
    {
      "ticker": "AMZNc",
      "address": "0xb200000000000000000000d9192b6B456483C2E8",
      "codeBytes": 1,
      "name": "Amazon.com Inc.",
      "symbol": "AMZNc",
      "decimals": 8,
      "totalSupply": "0",
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      "uiMultiplier": null,
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      "reverted": [
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      ],
      "multiplierAliasAgrees": null,
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    },
    {
      "ticker": "COINc",
      "address": "0xb200000000000000000000c85a31389D71F3ecfb",
      "codeBytes": 1,
      "name": "Coinbase Global Inc.",
      "symbol": "COINc",
      "decimals": 8,
      "totalSupply": "0",
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      "uiMultiplier": null,
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      "wadPrecision": null,
      "reverted": [
        "uiMultiplier",
        "newUIMultiplier",
        "effectiveAt",
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        "WAD_PRECISION"
      ],
      "multiplierAliasAgrees": null,
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      "address": "0xB20000000000000000000019f6E7C675b73C2e4D",
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      "name": "Circle Internet Group Inc.",
      "symbol": "CRCLc",
      "decimals": 8,
      "totalSupply": "0",
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      "uiMultiplier": null,
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      "reverted": [
        "uiMultiplier",
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        "effectiveAt",
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        "WAD_PRECISION"
      ],
      "multiplierAliasAgrees": null,
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    },
    {
      "ticker": "GOOGLc",
      "address": "0xb2000000000000000000002D0BA3164cc74f58B7",
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      "name": "Alphabet Inc.",
      "symbol": "GOOGLc",
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      "uiMultiplier": null,
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      "reverted": [
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        "WAD_PRECISION"
      ],
      "multiplierAliasAgrees": null,
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    },
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      "uiMultiplier": null,
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      "reverted": [
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        "WAD_PRECISION"
      ],
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      "name": "Meta Platforms Inc.",
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      "reverted": [
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        "WAD_PRECISION"
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      "reverted": [
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      "reverted": [
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      "reverted": [
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      "multiplierAliasAgrees": null,
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    },
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      "ticker": "SNDKc",
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      "name": "Sandisk Corporation",
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      "reverted": [
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    },
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      "name": "Space Exploration Technologies Corp.",
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      "reverted": [
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      "name": "Tesla Inc.",
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      "reverted": [
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  ],
  "feeds": [
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      "description": "Coinbase AAPL",
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      "aggregator": "0xc37b6f754e90d4cca1f533f5a08f7d532b3d0d9d",
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    {
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      "description": "Coinbase COIN",
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      "updatedAt": "2026-09-03T08:06:05.000Z",
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    {
      "ticker": "GOOGL",
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      "description": "Coinbase GOOGL",
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      "aggregator": "0x6bf33b7855eb8047dde206d9f6321d7d02cfb308",
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    {
      "ticker": "INTC",
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      "description": "Coinbase INTC",
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      "aggregator": "0x8327bd1d98a2e8874d0d456cbcade231e3ab087c",
      "roundId": "36893488147419104015",
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      "updatedAt": "2026-09-03T08:08:19.000Z",
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    {
      "ticker": "META",
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      "aggregator": "0xa7155928bee40052efb3094a046c5498202fd3ee",
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      "answer": "59717200000",
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    },
    {
      "ticker": "MSFT",
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      "description": "Coinbase MSFT",
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      "aggregator": "0xd72b34be6c2180ad0d28dbb415aefde8a55f3ed3",
      "roundId": "36893488147419103388",
      "answer": "49835000000",
      "updatedAt": "2026-09-03T07:06:19.000Z",
      "ageSeconds": 4065,
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    },
    {
      "ticker": "MSTR",
      "proxy": "0xB3cE282CD188b35DA0E38D8Bc7d58e33173D202a",
      "description": "Coinbase MSTR",
      "decimals": 8,
      "aggregator": "0xbc94b7ba3a8941fb7aee8bd10538f79f39185edb",
      "roundId": "36893488147419104417",
      "answer": "12554370000",
      "updatedAt": "2026-09-03T08:08:15.000Z",
      "ageSeconds": 349,
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    },
    {
      "ticker": "NVDA",
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      "description": "Coinbase NVDA",
      "decimals": 8,
      "aggregator": "0xf72b1eb5932800f3d2a5eec5f99e6cd586479675",
      "roundId": "36893488147419103523",
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      "updatedAt": "2026-09-02T21:28:41.000Z",
      "ageSeconds": 38725,
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    },
    {
      "ticker": "SNDK",
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      "description": "Coinbase SNDK",
      "decimals": 8,
      "aggregator": "0x767b5c02af56c2621d66c8596aac32de7374b55b",
      "roundId": "36893488147419104753",
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      "updatedAt": "2026-09-03T08:01:31.000Z",
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    },
    {
      "ticker": "SPCX",
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      "description": "Coinbase SPCX",
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