1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc55d5bd95a55a6b010f09a56df130e3d910b96e2c6fa79f6bde31d379930130e. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d92c2e0e-153e-4be9-bc85-4272418eef16.json and https://artists.proofprofile.net/proofs/artist/d92c2e0e-153e-4be9-bc85-4272418eef16.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Who Are You? Sexy My Boy! (Feat. MANIAC)
Who Are You? Sexy My Boy! (Feat. MANIAC) (Inst.)
1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb45cead957a9e50f757041ef32dd828384ede7d5cd8eab0c5c01ae2d3208d4e3. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/158ZKvvCCQKYZ78a8HkeK8.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/158ZKvvCCQKYZ78a8HkeK8.
{"copyright_id":"0xb45cead957a9e50f757041ef32dd828384ede7d5cd8eab0c5c01ae2d3208d4e3","isrc":"FRX872174418","name":"Alba Ca Zapada","registered_at":"2026-06-08T14:31:31Z","spotify_id":"3M2dDz0QZlkJom0vNcyBpd","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb45cead957a9e50f757041ef32dd828384ede7d5cd8eab0c5c01ae2d3208d4e3. Chain 2 (Bitcoin): anchored in block 956748 (2026-07-05T05:55:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3M2dDz0QZlkJom0vNcyBpd.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3M2dDz0QZlkJom0vNcyBpd.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1bf09a7102a43bb31697182d566d7cfcd7fe620e126d6eb704f569be0392285a. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3mzDvBol6bcXjnl5LTBNTP.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3mzDvBol6bcXjnl5LTBNTP.
{"copyright_id":"0x4dcae2895f619d3477b002ca47d9e1ffcfcb831ceb61034921077bbc47468585","isrc":"ROROT2205160","name":"N-am timp - Sună Prr","registered_at":"2026-06-08T12:51:36Z","spotify_id":"0abLYzFQYWBWHBLkqRC9Do","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4dcae2895f619d3477b002ca47d9e1ffcfcb831ceb61034921077bbc47468585. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0abLYzFQYWBWHBLkqRC9Do.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0abLYzFQYWBWHBLkqRC9Do.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x885b0a92bd118dedef346305f096c5f9aa9de886afa18fffed4bc09b21551301. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3ktySVynzQ1R4N90Rpt1xm.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3ktySVynzQ1R4N90Rpt1xm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69dd9e15332b5026ed759f2fe6550916d5b47aec673172b484be87e2162ff2df. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/146MRRb62lFgcJm91fyodJ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/146MRRb62lFgcJm91fyodJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x762389cbadc5a0c102eea6807f033d489f4ce35362ba4b2865a3cdd324702b13. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5bRWqNrijVfFESIlzD7PTO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5bRWqNrijVfFESIlzD7PTO.
{"copyright_id":"0x24e25588cbb7a41b0eccfe381a33dd00f43840a3db2100079a5b0cece96ffbcb","isrc":"FR10S2256189","name":"In Jurul Meu","registered_at":"2026-06-20T10:29:22Z","spotify_id":"3u9KfrCCMq6jyJnuULDGgO","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x24e25588cbb7a41b0eccfe381a33dd00f43840a3db2100079a5b0cece96ffbcb. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3u9KfrCCMq6jyJnuULDGgO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3u9KfrCCMq6jyJnuULDGgO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xacab97b469c423eae02a31a5cbfff8201155dc8056b5bf53bb6b31fd912f2c1b. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1Vw3sdmI9Ge1465qIkN8QV.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1Vw3sdmI9Ge1465qIkN8QV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe3cfbd2b48fbfba94beae447546bb976df6b7273004b4d3fd0687d32929d596f. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7wncW2jNNvOh5vhktBTjFL.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7wncW2jNNvOh5vhktBTjFL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac4c52c6253428d21003c38caaa4b698c7a4703dc24eb62c4014b37efe834613. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4QC5sT6XVWaH1BebXnFigi.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4QC5sT6XVWaH1BebXnFigi.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x060634326469df5c4c8c9d001cddd2048e7dffd1e7004be8afc31784bcb69af8. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/64K1cdBtOVEexFKju2JGqI.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/64K1cdBtOVEexFKju2JGqI.
{"copyright_id":"0x9edf5d8a81b1ea2b879221bddafd7eb832dc407635af9d3f1f5a913da4886df2","isrc":"RO2DY2300133","name":"Vreau să ți-o pun","registered_at":"2026-06-10T06:11:21Z","spotify_id":"2f2n42L2VAkVcC8UFikb0H","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9edf5d8a81b1ea2b879221bddafd7eb832dc407635af9d3f1f5a913da4886df2. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2f2n42L2VAkVcC8UFikb0H.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2f2n42L2VAkVcC8UFikb0H.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x373947dec9619f3199e659d0324a21be53ee0cf1780587297c958eb8489c83fc. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6jAPOO62YLZDNiWFj2oLrV.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6jAPOO62YLZDNiWFj2oLrV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x204caf8c51dd9bed8edb92d775f70308c969c29d4e2cab6a0ed6089130fa7bf7. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/62ircIC0IZnrwcfaXvMl0x.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/62ircIC0IZnrwcfaXvMl0x.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x373947dec9619f3199e659d0324a21be53ee0cf1780587297c958eb8489c83fc. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2mORKVKWb61Nf48HfNpdd8.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2mORKVKWb61Nf48HfNpdd8.