QED
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QED certificate

QED record 4a290341d81e from . View the live pool page.

Verified · Robinhood SNDK

Does SNDK / USDG match its issuer's published contract?

The pool's quote contract matches Robinhood's registry entry for SNDK.

Verified means the observed quote-token contract matches an issuer-published registry entry on Robinhood Chain. Only the quote-side contract is checked.

This does not prove backing, custody, reserves, price, safety, solvency, or endorsement.

Signature valid · contract match

Robinhood Chain Uniswap v4
Subject
SNDK / USDG · Robinhood Chain
Pool address
0x2707cb88a6a40fa0f948f58958051ba097d6f6a3cf7f87929bd68ccc5becea24
Issuer match
Robinhood · SNDK · View SNDK contracts
Checked
Valid until
Serial
4a290341d81e
Signed by
QED (key id GJWKkiUd)

After this time the certificate remains a historical record, but it no longer establishes current pool or registry state. Re-check to create a fresh observation before relying on current facts.

Compare this address with the one you were given before you trade.

65.98% Checked

Only trust an address you pasted here or opened from this page.

How to verify this yourself

QED signs a canonical JSON payload. Fetch the public key from /.well-known/qed.json, then check the signature against this payload.

Canonical JSON
{"block":91677218,"chain":"robinhood","checked_at":"2026-10-18T09:50:55Z","dev":false,"expires_at":"2026-10-19T09:50:55Z","issuer":"Robinhood","pool":{"base":{"address":"0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168","balance":"896611650680","decimals":6,"symbol":"USDG"},"chain":"robinhood","dex":"uniswap-v4","pool":"0x2707cb88a6a40fa0f948f58958051ba097d6f6a3cf7f87929bd68ccc5becea24","quote":{"address":"0xB90A19fF0Af67f7779afF50A882A9CfF42446400","balance":"707068084009638599143","decimals":18,"symbol":"SNDK"}},"quote_share_of_supply":0.6598009470597198,"reads":[{"block":null,"method":"eth_call","params":["0x58daec3116aae6d93017baaea7749052e8a04fa7","poolKeys","0x2707cb88a6a40fa0f948f58958051ba097d6f6a3cf7f87929b"],"raw_result":"Object {\"currency0\": String(\"0x5fc5360d0400a0fd4f2af552add042d716f1d168\"), \"currency1\": String(\"0xb90a19ff0af67f7779aff50a882a9cff42446400\"), \"fee\": String(\"10000\"), \"hooks\": String(\"0x0000000000000000000000000000000000000000\"), \"tickSpacing\": String(\"200\")}","result_hash":"30100b3a2eb93d91007a0ce03a7b3adf847a49e05de2b9bf990ebc1071059637","slot":null},{"block":null,"method":"eth_call","params":["0xf3334192d15450cdd385c8b70e03f9a6bd9e673b","getSlot0","0x2707cb88a6a40fa0f948f58958051ba097d6f6a3cf7f87929bd68ccc5becea24"],"raw_result":"true","result_hash":"18d10c7d2b4b04aaf04254d1ae5d655a5dc0407cbcdd5a8c3986e985370f36ee","slot":null},{"block":null,"method":"eth_call","params":["0xf3334192d15450cdd385c8b70e03f9a6bd9e673b","getLiquidity","0x2707cb88a6a40fa0f948f58958051ba097d6f6a3cf7f87929bd68ccc5becea24"],"raw_result":"25178671171194444","result_hash":"96ccf6d991f587c030495b7d6f51dc105d5c7be3b9644f4f0f0920ed1929e5f6","slot":null},{"block":null,"method":"eth_call","params":["0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168","symbol()"],"raw_result":"Some(\"USDG\")","result_hash":"5cbfd9547b12ffd28d96e5f55c97290c4f230a8d7ad7bbe91dc15f2e61c1a3c5","slot":null},{"block":null,"method":"eth_call","params":["0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168","decimals()"],"raw_result":"Some(6)","result_hash":"c68fe6989b1835302197d0af5be845dfab10ed9f9632205eb4ab5b949b9e1a6a","slot":null},{"block":null,"method":"eth_call","params":["0xB90A19fF0Af67f7779afF50A882A9CfF42446400","symbol()"],"raw_result":"Some(\"SNDK\")","result_hash":"6d9178bfed022fbd85a31ab493a6d435d68efc10f6773db271aee9dccc32d197","slot":null},{"block":null,"method":"eth_call","params":["0xB90A19fF0Af67f7779afF50A882A9CfF42446400","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":91677218,"method":"eth_blockNumber","params":[],"result_hash":"b328ae20987658b900922f903e78b9b7124f32ccea9a84bfd154ee2b6c114963","slot":null},{"block":null,"method":"eth_call","params":["0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168","symbol()"],"raw_result":"Some(\"USDG\")","result_hash":"5cbfd9547b12ffd28d96e5f55c97290c4f230a8d7ad7bbe91dc15f2e61c1a3c5","slot":null},{"block":null,"method":"eth_call","params":["0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168","name()"],"raw_result":"Some(\"Global Dollar\")","result_hash":"e34c795a5a7df6a2269bde7247321204357731d7742ef5974b04eb6899db8b11","slot":null},{"block":null,"method":"eth_call","params":["0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168","decimals()"],"raw_result":"Some(6)","result_hash":"c68fe6989b1835302197d0af5be845dfab10ed9f9632205eb4ab5b949b9e1a6a","slot":null},{"block":null,"method":"eth_call","params":["0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168","totalSupply()"],"raw_result":"Some(\"696510571472896\")","result_hash":"3bf47cc44e79235c2a4786a9e16c733cbbc4aa81b60a1a84187551f9e56b0257","slot":null},{"block":null,"method":"eth_call","params":["0xB90A19fF0Af67f7779afF50A882A9CfF42446400","symbol()"],"raw_result":"Some(\"SNDK\")","result_hash":"6d9178bfed022fbd85a31ab493a6d435d68efc10f6773db271aee9dccc32d197","slot":null},{"block":null,"method":"eth_call","params":["0xB90A19fF0Af67f7779afF50A882A9CfF42446400","name()"],"raw_result":"Some(\"Sandisk Corporation • Robinhood Token\")","result_hash":"542ab901e933d9b45f4454abafd7a6ef9b1a3110c86d4241dd7819c30fbdade6","slot":null},{"block":null,"method":"eth_call","params":["0xB90A19fF0Af67f7779afF50A882A9CfF42446400","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0xB90A19fF0Af67f7779afF50A882A9CfF42446400","totalSupply()"],"raw_result":"Some(\"1071638480000000000000\")","result_hash":"8af475b660df8ddea2d623d1ca0ecbecb98fc50adb4e05be7fb0a5c971eda5e3","slot":null},{"block":null,"method":"eth_call","params":["0xB90A19fF0Af67f7779afF50A882A9CfF42446400","uiMultiplier()"],"raw_result":"1000000000000000000","result_hash":"46754a2491051f216577f1b9f19516f9be1a28c62f023dcbabd8c5317cdefe4b","slot":null},{"block":null,"method":"eth_getCode","params":["0xB90A19fF0Af67f7779afF50A882A9CfF42446400","latest"],"result_hash":"e023f4a2e14683cf62969bf3dc7d7821b1e293e30ebe17f3bc5fd0b223173f25","slot":null},{"block":null,"method":"eth_getCode","params":["0xB90A19fF0Af67f7779afF50A882A9CfF42446400","latest"],"result_hash":"e023f4a2e14683cf62969bf3dc7d7821b1e293e30ebe17f3bc5fd0b223173f25","slot":null}],"registry_entry":{"chain":"robinhood","contract":"0xB90A19fF0Af67f7779afF50A882A9CfF42446400","decimals":18,"issuer":"Robinhood","last_checked":"2026-10-18T09:47:33Z","name":"Sandisk Corporation","official_deployments":[{"address":"0xB90A19fF0Af67f7779afF50A882A9CfF42446400","network":"Robinhood Chain"}],"source":"robinhood-registry","source_url":"https://api.robinhood.com/rhj/assets","ticker":"SNDK"},"registry_hash":"3143486c8ed17e52c07540b096bdf4ef50abfca368b23311d9290e9923561570","signer":"GJWKkiUd3zj1pJGfeE7JitiPiwDJC6XmNFvpJWJuvvpn","slot":null,"subject":"0x2707cb88a6a40fa0f948f58958051ba097d6f6a3cf7f87929bd68ccc5becea24","ticker":"SNDK","verdict":{"Verified":{"issuer":"Robinhood","ticker":"SNDK"}},"version":1}
Signature
iEZTrIo1V2v771C03it73joXC6dSrNC3g1ED+E4/bJcdtb2wob5Rkuuf4FhmK5ziD7cT5PCprv9AqDZ+ViI/Dw==
API call
GET /api/attest/4a290341d81e35e69d73aa68a00a8fba77edd74acd6e5af1d1f20a3bdb77664a
  1. Fetch the public key and attestation JSON, then verify the signature with the published key.
  2. Canonicalize the payload with sorted object keys and no whitespace, then verify its SHA-256 attestation id.
  3. Run the API call above and compare the returned payload, serial, signer, and signature with this certificate.