QED
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QED certificate

QED record 14a6ef28901d from . View the live pool page.

Verified · Ondo COPX

Does COPXon / USDC match its issuer's published contract?

The pool's quote contract matches Ondo's registry entry for COPX.

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

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

Signature valid · contract match

Ethereum Uniswap v3
Subject
COPXon / USDC · Ethereum
Pool address
0x89dfB4033d87f3B15dC1BAdb4A7B97e01cC41837
Issuer match
Ondo · COPX · View COPX contracts
Checked
Valid until
Serial
14a6ef28901d
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.

0.49% 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":26221419,"chain":"ethereum","checked_at":"2026-10-18T19:04:24Z","dev":false,"expires_at":"2026-10-19T19:04:24Z","issuer":"Ondo","pool":{"base":{"address":"0x423A63dfE8d82CD9C6568C92210AA537d8Ef6885","balance":"49990234021072622639","decimals":18,"symbol":"COPXon"},"chain":"ethereum","dex":"uniswap-v3","pool":"0x89dfB4033d87f3B15dC1BAdb4A7B97e01cC41837","quote":{"address":"0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48","balance":"1693213115","decimals":6,"symbol":"USDC"}},"quote_share_of_supply":0.004919802735082935,"reads":[{"block":26221419,"method":"eth_blockNumber","params":[],"result_hash":"a2f5cf067a4207b0c6916e2600608d5e9ec33eee3aa8ef6114a38980df7f6893","slot":null},{"block":null,"method":"eth_call","params":["0x89dfB4033d87f3B15dC1BAdb4A7B97e01cC41837","token0()"],"raw_result":"0x423a63dfe8d82cd9c6568c92210aa537d8ef6885","result_hash":"a8e47f73987a46e5e5d386a0ab0aaf4e14582a6227ee8b992d685ea5a1098337","slot":null},{"block":null,"method":"eth_call","params":["0x89dfB4033d87f3B15dC1BAdb4A7B97e01cC41837","token1()"],"raw_result":"0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48","result_hash":"6239f262cd1d947b947081c9eba6e8771378942478e1d48654f4f132ebb96021","slot":null},{"block":null,"method":"eth_call","params":["0x89dfB4033d87f3B15dC1BAdb4A7B97e01cC41837","getReserves()"],"raw_result":"false","result_hash":"076de6e730df0b4c3860877a0f619c6ac11f8aefd78313ac793a2a703c026869","slot":null},{"block":null,"method":"eth_call","params":["0x89dfB4033d87f3B15dC1BAdb4A7B97e01cC41837","slot0()"],"raw_result":"true","result_hash":"18d10c7d2b4b04aaf04254d1ae5d655a5dc0407cbcdd5a8c3986e985370f36ee","slot":null},{"block":null,"method":"eth_call","params":["0x89dfB4033d87f3B15dC1BAdb4A7B97e01cC41837","factory()"],"raw_result":"0x1f98431c8ad98523631ae4a59f267346ea31f984","result_hash":"24b698329e82b3994906dfbd01281d9a6f12f65aa59de65831657e6e928d4c80","slot":null},{"block":null,"method":"eth_call","params":["0x89dfB4033d87f3B15dC1BAdb4A7B97e01cC41837","fee()"],"raw_result":"10000","result_hash":"328d48ab2376d2f42d3af5ba69086143c8f5fe883ed195a8280b2154a5711a33","slot":null},{"block":null,"method":"eth_call","params":["0x1F98431c8aD98523631AE4a59f267346ea31F984","getPool","0x423A63dfE8d82CD9C6568C92210AA537d8Ef6885","0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48","0x2710"],"raw_result":"0x89dfb4033d87f3b15dc1badb4a7b97e01cc41837","result_hash":"de01e3864077c4bdb82996ed7583eb26e53d09b620d94321682a354e4a03065e","slot":null},{"block":null,"method":"eth_call","params":["0x423A63dfE8d82CD9C6568C92210AA537d8Ef6885","symbol()"],"raw_result":"Some(\"COPXon\")","result_hash":"c66b49cfc6e1e77f08c99a54885f9cba4485cbfcd7d9eed6777f974a1b851c60","slot":null},{"block":null,"method":"eth_call","params":["0x423A63dfE8d82CD9C6568C92210AA537d8Ef6885","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0x423A63dfE8d82CD9C6568C92210AA537d8Ef6885","balanceOf","0x89dfB4033d87f3B15dC1BAdb4A7B97e01cC41837"],"raw_result":"Some(\"49990234021072622639\")","result_hash":"5d4f6596d9bb800408179e26ec744f488f79f30f33dd5a7f9a53a0b04252108f","slot":null},{"block":null,"method":"eth_call","params":["0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48","symbol()"],"raw_result":"Some(\"USDC\")","result_hash":"a3c9e246b0832b52e41efce041d8614251f5e288cdd4b192e85bfd3dfcb748ff","slot":null},{"block":null,"method":"eth_call","params":["0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48","decimals()"],"raw_result":"Some(6)","result_hash":"c68fe6989b1835302197d0af5be845dfab10ed9f9632205eb4ab5b949b9e1a6a","slot":null},{"block":null,"method":"eth_call","params":["0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48","balanceOf","0x89dfB4033d87f3B15dC1BAdb4A7B97e01cC41837"],"raw_result":"Some(\"1693213115\")","result_hash":"d503a469cecf2e598f70aace003969bafaf33fa311ff4124148817ba6c70740a","slot":null},{"block":null,"method":"eth_call","params":["0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48","symbol()"],"raw_result":"Some(\"USDC\")","result_hash":"a3c9e246b0832b52e41efce041d8614251f5e288cdd4b192e85bfd3dfcb748ff","slot":null},{"block":null,"method":"eth_call","params":["0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48","name()"],"raw_result":"Some(\"USD Coin\")","result_hash":"fe94af15dc887a2c9df1fb0d6d276e6c586ca9d430ffeac0d05e4baee0637fd1","slot":null},{"block":null,"method":"eth_call","params":["0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48","decimals()"],"raw_result":"Some(6)","result_hash":"c68fe6989b1835302197d0af5be845dfab10ed9f9632205eb4ab5b949b9e1a6a","slot":null},{"block":null,"method":"eth_call","params":["0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48","totalSupply()"],"raw_result":"Some(\"48215957463513324\")","result_hash":"933f5010f8c8800dbe0a99a87907752c0bc7171a3349eb9ffc5e47559a00751d","slot":null},{"block":null,"method":"eth_call","params":["0x423A63dfE8d82CD9C6568C92210AA537d8Ef6885","symbol()"],"raw_result":"Some(\"COPXon\")","result_hash":"c66b49cfc6e1e77f08c99a54885f9cba4485cbfcd7d9eed6777f974a1b851c60","slot":null},{"block":null,"method":"eth_call","params":["0x423A63dfE8d82CD9C6568C92210AA537d8Ef6885","name()"],"raw_result":"Some(\"Global X Copper Miners ETF (Ondo Tokenized)\")","result_hash":"fe2708a01187084d006265c7d28defe7416333ae7c874c0f611663d8611bdeed","slot":null},{"block":null,"method":"eth_call","params":["0x423A63dfE8d82CD9C6568C92210AA537d8Ef6885","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0x423A63dfE8d82CD9C6568C92210AA537d8Ef6885","totalSupply()"],"raw_result":"Some(\"10161024072082011480584\")","result_hash":"ad23abe7b2cf7fcdf32509bb9934e31df4d3f071ead3373164029fc6e088068a","slot":null},{"block":null,"method":"eth_getCode","params":["0x423A63dfE8d82CD9C6568C92210AA537d8Ef6885","latest"],"result_hash":"8538a8190a64db88a5e0ec4c95f0129f9eecd6f3a3aacb869262b82d01d123ec","slot":null},{"block":null,"method":"eth_getCode","params":["0x423A63dfE8d82CD9C6568C92210AA537d8Ef6885","latest"],"result_hash":"8538a8190a64db88a5e0ec4c95f0129f9eecd6f3a3aacb869262b82d01d123ec","slot":null}],"registry_entry":{"chain":"ethereum","contract":"0x423A63dfE8d82CD9C6568C92210AA537d8Ef6885","decimals":null,"issuer":"Ondo","last_checked":"2026-10-18T18:54:11Z","name":"Global X Copper Miners ETF (Ondo Tokenized)","official_deployments":[{"address":"0x423A63dfE8d82CD9C6568C92210AA537d8Ef6885","network":"Ethereum"},{"address":"0xEC93fE7Ff4B09CA3CCAFBc4CC9615E62BE412780","network":"BNB Chain"},{"address":"X7j77hTmjZJbepkXXBcsEapM8qNgdfihkFj6CZ5ondo","network":"Solana"},{"address":"0x86E33197369a3560CeE2Ab6Bb12376AC7b29f3dD","network":"HyperEVM"}],"source":"https://docs.ondo.finance/addresses.md","source_url":"https://www.dropbox.com/scl/fi/qjfxyg748mx0dwi6up86d/EXTERNAL-Ondo-GM-Tokens-Ondo-GM-Tokens.csv?rlkey=n3no1w78wrah3umsl0nr9s77i&e=2&st=spdit2q1&dl=1","ticker":"COPX"},"registry_hash":"e40a8f7ec2f1a2c1d6467a45e0976602299513549c0406d646df02a3ecb928c8","signer":"GJWKkiUd3zj1pJGfeE7JitiPiwDJC6XmNFvpJWJuvvpn","slot":null,"subject":"0x89dfB4033d87f3B15dC1BAdb4A7B97e01cC41837","ticker":"COPX","verdict":{"Verified":{"issuer":"Ondo","ticker":"COPX"}},"version":1}
Signature
5rpUTfOBfhFtVNPkG0hxwBoaFzP1oomsqzznDOoPFHHAOTni9y6qd1vVm2Le1Ilkytmb88vDLZG890/JhjmgAQ==
API call
GET /api/attest/14a6ef28901dea51581ecd6a6f8bd1c8594fc5db486c036ce267b88be0b384e8
  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.