QED
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QED certificate

QED record 640d7ba42a30 from . View the live pool page.

Verified · Robinhood AEHR

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

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

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
AEHR / USDG · Robinhood Chain
Pool address
0x60fb9c5e79ccabe9879ec59cff8b38bb427b90fa47c1087fa3e9ddaae1197398
Issuer match
Robinhood · AEHR · View AEHR contracts
Checked
Valid until
Serial
640d7ba42a30
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.

19.16% 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":93589340,"chain":"robinhood","checked_at":"2026-10-20T16:29:06Z","dev":false,"expires_at":"2026-10-21T16:29:06Z","issuer":"Robinhood","pool":{"base":{"address":"0x5F604fBA1162193A4388A5DFa56F556f3E133cC2","balance":"6907599057687512387","decimals":18,"symbol":"AEHR"},"chain":"robinhood","dex":"uniswap-v4","pool":"0x60fb9c5e79ccabe9879ec59cff8b38bb427b90fa47c1087fa3e9ddaae1197398","quote":{"address":"0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168","balance":"430769919","decimals":6,"symbol":"USDG"}},"quote_share_of_supply":0.19155317538857802,"reads":[{"block":null,"method":"eth_call","params":["0x58daec3116aae6d93017baaea7749052e8a04fa7","poolKeys","0x60fb9c5e79ccabe9879ec59cff8b38bb427b90fa47c1087fa3"],"raw_result":"Object {\"currency0\": String(\"0x5f604fba1162193a4388a5dfa56f556f3e133cc2\"), \"currency1\": String(\"0x5fc5360d0400a0fd4f2af552add042d716f1d168\"), \"fee\": String(\"50000\"), \"hooks\": String(\"0x0000000000000000000000000000000000000000\"), \"tickSpacing\": String(\"500\")}","result_hash":"6a97fd0fc04d0b7c068ef9d7d675aae1f8893cd38965d652ed1bf12d39f5c0d5","slot":null},{"block":null,"method":"eth_call","params":["0xf3334192d15450cdd385c8b70e03f9a6bd9e673b","getSlot0","0x60fb9c5e79ccabe9879ec59cff8b38bb427b90fa47c1087fa3e9ddaae1197398"],"raw_result":"true","result_hash":"18d10c7d2b4b04aaf04254d1ae5d655a5dc0407cbcdd5a8c3986e985370f36ee","slot":null},{"block":null,"method":"eth_call","params":["0xf3334192d15450cdd385c8b70e03f9a6bd9e673b","getLiquidity","0x60fb9c5e79ccabe9879ec59cff8b38bb427b90fa47c1087fa3e9ddaae1197398"],"raw_result":"54548931183727","result_hash":"4597981aaa34114133a401c2b169da223f324c00a81f523aaf02e5ae1e7d3cc7","slot":null},{"block":null,"method":"eth_call","params":["0x5F604fBA1162193A4388A5DFa56F556f3E133cC2","symbol()"],"raw_result":"Some(\"AEHR\")","result_hash":"f119e886204869116dd29849a52d3a8ba8d5d7d18b80fbf17e0d6a81922c570a","slot":null},{"block":null,"method":"eth_call","params":["0x5F604fBA1162193A4388A5DFa56F556f3E133cC2","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","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":93589340,"method":"eth_blockNumber","params":[],"result_hash":"8587f59b96945fbfd835fd2bad161c394a32b43de49d94d84635d75a3480a4bf","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(\"701311720967584\")","result_hash":"bdeca523163d57de1488779aec734a55eb94e38421bbb143df4dffdbd428e42f","slot":null},{"block":null,"method":"eth_call","params":["0x5F604fBA1162193A4388A5DFa56F556f3E133cC2","symbol()"],"raw_result":"Some(\"AEHR\")","result_hash":"f119e886204869116dd29849a52d3a8ba8d5d7d18b80fbf17e0d6a81922c570a","slot":null},{"block":null,"method":"eth_call","params":["0x5F604fBA1162193A4388A5DFa56F556f3E133cC2","name()"],"raw_result":"Some(\"Aehr • Robinhood Token\")","result_hash":"7739f9763cca25c5ea87e2ddb810f30a9393c2e5174720f981f140b72a035b50","slot":null},{"block":null,"method":"eth_call","params":["0x5F604fBA1162193A4388A5DFa56F556f3E133cC2","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0x5F604fBA1162193A4388A5DFa56F556f3E133cC2","totalSupply()"],"raw_result":"Some(\"36061000000000000000\")","result_hash":"a6823c27f935ddd2979e2010b8305074a759f54206dbf714ccfc1eaf1efa7ba4","slot":null},{"block":null,"method":"eth_call","params":["0x5F604fBA1162193A4388A5DFa56F556f3E133cC2","uiMultiplier()"],"raw_result":"1000000000000000000","result_hash":"46754a2491051f216577f1b9f19516f9be1a28c62f023dcbabd8c5317cdefe4b","slot":null},{"block":null,"method":"eth_getCode","params":["0x5F604fBA1162193A4388A5DFa56F556f3E133cC2","latest"],"result_hash":"e023f4a2e14683cf62969bf3dc7d7821b1e293e30ebe17f3bc5fd0b223173f25","slot":null},{"block":null,"method":"eth_getCode","params":["0x5F604fBA1162193A4388A5DFa56F556f3E133cC2","latest"],"result_hash":"e023f4a2e14683cf62969bf3dc7d7821b1e293e30ebe17f3bc5fd0b223173f25","slot":null}],"registry_entry":{"chain":"robinhood","contract":"0x5F604fBA1162193A4388A5DFa56F556f3E133cC2","decimals":18,"issuer":"Robinhood","last_checked":"2026-10-20T15:40:19Z","name":"Aehr","official_deployments":[{"address":"0x5F604fBA1162193A4388A5DFa56F556f3E133cC2","network":"Robinhood Chain"}],"source":"robinhood-registry","source_url":"https://api.robinhood.com/rhj/assets","ticker":"AEHR"},"registry_hash":"e42f41f1e0f0dc698c2f40aa64c9df099fb8b38e10dd3a1a8d6c92b85ad7aedb","signer":"GJWKkiUd3zj1pJGfeE7JitiPiwDJC6XmNFvpJWJuvvpn","slot":null,"subject":"0x60fb9c5e79ccabe9879ec59cff8b38bb427b90fa47c1087fa3e9ddaae1197398","ticker":"AEHR","verdict":{"Verified":{"issuer":"Robinhood","ticker":"AEHR"}},"version":1}
Signature
H8XLPfUcFOw55fxeMV8semGPVQejdx/KDASv9D9dBKpoZJEHiUwxkd+s9fHyem4iM/UOFPEb1vqfmaGNM3wpDQ==
API call
GET /api/attest/640d7ba42a30ef2f27614ca244486c3b44f194f974402b705d8f128d9a413559
  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.