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 0x5997d3c37ddfc0576c36258810424641536666b60274bc9ba77713ca10582922. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/ecebe435-f285-4ff5-98f9-dcc39d5906e8.json and https://artists.proofprofile.net/proofs/artist/ecebe435-f285-4ff5-98f9-dcc39d5906e8.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
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 0xebff9fa7028c0529af1a0e17544bbe480d59a392f0484089e844dc415f895c6a. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7rlCeTnjn0plPZkVAcctPZ.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/7rlCeTnjn0plPZkVAcctPZ.
{"copyright_id":"0x50b9ff38e7b942ade146c9a16c454cd4047c0c242014e0c25a9508ea7eaebfe4","isrc":"USSM11601180","name":"I Love Me","registered_at":"2026-06-04T08:28:20Z","spotify_id":"1wIDxpXCRnHmQJOvSsVIP1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x50b9ff38e7b942ade146c9a16c454cd4047c0c242014e0c25a9508ea7eaebfe4. 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/1wIDxpXCRnHmQJOvSsVIP1.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/1wIDxpXCRnHmQJOvSsVIP1.
{"copyright_id":"0x1c8feaba50a533d24199ef094618ad5d2eb8a9f2289ebf755e9763fac017d40c","isrc":"USCM51400392","name":"Trini Dem Girls","registered_at":"2026-06-04T11:08:49Z","spotify_id":"2kSzO9N1NoDFGAlMgvQM6B","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c8feaba50a533d24199ef094618ad5d2eb8a9f2289ebf755e9763fac017d40c. 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/2kSzO9N1NoDFGAlMgvQM6B.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/2kSzO9N1NoDFGAlMgvQM6B.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x33c6d661a15585f218182dd8b4c644f067d0a4b1b5c4f32aafa23a901baec688. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4vLRCGOBz4zIS8nEHk5v9j.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/4vLRCGOBz4zIS8nEHk5v9j.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6468451d9d2f9d16860290a8c20f68277a6268a5d4095eebd37e00153d52db7f. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4Uh8KTB8uLWfNe33e85X99.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/4Uh8KTB8uLWfNe33e85X99.
{"copyright_id":"0x1c8feaba50a533d24199ef094618ad5d2eb8a9f2289ebf755e9763fac017d40c","isrc":"USCM51400392","name":"Trini Dem Girls","registered_at":"2026-06-04T11:08:49Z","spotify_id":"0uWEMjPK2G0hjDTPpYYTaJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c8feaba50a533d24199ef094618ad5d2eb8a9f2289ebf755e9763fac017d40c. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0uWEMjPK2G0hjDTPpYYTaJ.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/0uWEMjPK2G0hjDTPpYYTaJ.
Drag Me Down (feat. LunchMoney Lewis) - Big Payno x AFTERHRS Remix
{"copyright_id":"0xb0480d2c894ab27fd13c0fb21a6141abf33488abfd8a7f681188207cb3033dba","isrc":"GBHMU1500215","name":"Drag Me Down (feat. LunchMoney Lewis) - Big Payno x AFTERHRS Remix","registered_at":"2026-06-06T16:34:28Z","spotify_id":"3pDek256ZgaPcii9t9o4dv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb0480d2c894ab27fd13c0fb21a6141abf33488abfd8a7f681188207cb3033dba. 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/3pDek256ZgaPcii9t9o4dv.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/3pDek256ZgaPcii9t9o4dv.
{"copyright_id":"0x9f31314192a51492b4f61c467bc2f178de09caa5ac9de7ca29750cba93378144","isrc":"USWB12205416","name":"Twerk Class (feat. LunchMoney Lewis)","registered_at":"2026-06-21T22:51:55Z","spotify_id":"4PW5oDDYW8i03DL2mqAHRv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f31314192a51492b4f61c467bc2f178de09caa5ac9de7ca29750cba93378144. 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/4PW5oDDYW8i03DL2mqAHRv.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/4PW5oDDYW8i03DL2mqAHRv.
Bandz (feat. Yo Gotti & LunchMoney Lewis)
{"copyright_id":"0x9d3fbc04e901c8ac25299cd6865e455f31ba439312d19b96d2e019dc390c44c4","isrc":"USSM11801508","name":"Bandz (feat. Yo Gotti & LunchMoney Lewis)","registered_at":"2026-06-20T03:46:58Z","spotify_id":"5Tfhc8XqVWXlgGKpU9HD2T","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9d3fbc04e901c8ac25299cd6865e455f31ba439312d19b96d2e019dc390c44c4. 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/5Tfhc8XqVWXlgGKpU9HD2T.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/5Tfhc8XqVWXlgGKpU9HD2T.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x33c6d661a15585f218182dd8b4c644f067d0a4b1b5c4f32aafa23a901baec688. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1qH2p20N5CoKD29xDzFVZ7.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/1qH2p20N5CoKD29xDzFVZ7.
{"copyright_id":"0xad96da4de7a5e666b861f919ae263982e3d4c3ffba0be9380b0b28732de7ef3f","isrc":"GBKPL2143515","name":"Ocean (feat. Meghan Trainor)","registered_at":"2026-06-05T21:21:55Z","spotify_id":"1PwPlrkSztcrXcRFzO2DnH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xad96da4de7a5e666b861f919ae263982e3d4c3ffba0be9380b0b28732de7ef3f. 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/1PwPlrkSztcrXcRFzO2DnH.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/1PwPlrkSztcrXcRFzO2DnH.
The Pinkprint (International Deluxe Explicit)
{"copyright_id":"0x1c8feaba50a533d24199ef094618ad5d2eb8a9f2289ebf755e9763fac017d40c","isrc":"USCM51400392","name":"Trini Dem Girls","registered_at":"2026-06-04T11:08:49Z","spotify_id":"0lLzm3EXSFYgzQLP96sgeT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c8feaba50a533d24199ef094618ad5d2eb8a9f2289ebf755e9763fac017d40c. 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/0lLzm3EXSFYgzQLP96sgeT.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/0lLzm3EXSFYgzQLP96sgeT.
{"copyright_id":"0x7ac60a53ca181b0bacb67fc1bbf91d118506cf7ea1e44d0ca4b3b27a61188f53","isrc":"USSM11610175","name":"Lifestyle (feat. LunchMoney Lewis)","registered_at":"2026-06-07T06:13:07Z","spotify_id":"2R9KA2YmSk4GZ9EJ1n2OFY","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ac60a53ca181b0bacb67fc1bbf91d118506cf7ea1e44d0ca4b3b27a61188f53. 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/2R9KA2YmSk4GZ9EJ1n2OFY.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/2R9KA2YmSk4GZ9EJ1n2OFY.
Greenlight (feat. Flo Rida & LunchMoney Lewis)
{"copyright_id":"0xe0751dd0e65f96a065c6ce40a6b2311fd02461089a952b3c7c9074eeda734897","isrc":"USRC11601270","name":"Greenlight (feat. Flo Rida & LunchMoney Lewis)","registered_at":"2026-06-01T20:10:41Z","spotify_id":"3lJA6dGqvaKtVxqHbTtQiQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe0751dd0e65f96a065c6ce40a6b2311fd02461089a952b3c7c9074eeda734897. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3lJA6dGqvaKtVxqHbTtQiQ.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/3lJA6dGqvaKtVxqHbTtQiQ.
{"copyright_id":"0x790db3b604ecdb644d77f213c98a977bea52cad37e435d30795286df2179d4ce","isrc":"QMRSZ1701404","name":"Give Love (feat. Lunchmoney Lewis)","registered_at":"2026-06-04T15:20:03Z","spotify_id":"5Iq6gR32JDFmF9RYmMpAGz","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x790db3b604ecdb644d77f213c98a977bea52cad37e435d30795286df2179d4ce. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5Iq6gR32JDFmF9RYmMpAGz.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/5Iq6gR32JDFmF9RYmMpAGz.
{"copyright_id":"0x790db3b604ecdb644d77f213c98a977bea52cad37e435d30795286df2179d4ce","isrc":"QMRSZ1701404","name":"Give Love (feat. Lunchmoney Lewis)","registered_at":"2026-06-04T15:20:03Z","spotify_id":"7eKUioyA1XhHoSGEnWR2KH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x790db3b604ecdb644d77f213c98a977bea52cad37e435d30795286df2179d4ce. 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/7eKUioyA1XhHoSGEnWR2KH.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/7eKUioyA1XhHoSGEnWR2KH.
{"copyright_id":"0x8b4faec905dae1d097ded09204bfbcf39958fd4d8e3991d690bedd72dd462e6f","isrc":"GBKPL2171460","name":"Don't Stop (feat. Trinidad James)","registered_at":"2026-06-09T16:18:12Z","spotify_id":"0HewvjXMleG0pp8gjLdj7y","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8b4faec905dae1d097ded09204bfbcf39958fd4d8e3991d690bedd72dd462e6f. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0HewvjXMleG0pp8gjLdj7y.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/0HewvjXMleG0pp8gjLdj7y.