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 0x227f15faef72120ae5e14cd76432633431473906989052cf3a16410fb2ca76b4. 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/9b3033d8-567b-4a30-b708-cdd5e5ce7d1f.json and https://artists.proofprofile.net/proofs/artist/9b3033d8-567b-4a30-b708-cdd5e5ce7d1f.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 0x4124e31efd815b65cb27349d917a1f7694af81abfca09cc7fc829c0f00fad192. 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/3w2PO4US2zMxFDxEjWT9yB.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/3w2PO4US2zMxFDxEjWT9yB.
Closure - Flexulant x BAMBII Remix feat. Rahrah Gabor & Brazy
{"copyright_id":"0x818efa3df6ff7419cd2e45a780b44252f5fa11177c3ed7125ec0d65cd3964643","isrc":"GBBPW2300308","name":"Closure - Flexulant x BAMBII Remix feat. Rahrah Gabor & Brazy","registered_at":"2026-06-06T03:48:53Z","spotify_id":"3r0BqL7tEvkpO0jTRfLswN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x818efa3df6ff7419cd2e45a780b44252f5fa11177c3ed7125ec0d65cd3964643. 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/3r0BqL7tEvkpO0jTRfLswN.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/3r0BqL7tEvkpO0jTRfLswN.
Closure - Flexulant x BAMBII Remix feat. Rahrah Gabor + Brazy
Closure (Flexulant x BAMBII Remix feat. Rahrah Gabor + brazy)
{"copyright_id":"0x818efa3df6ff7419cd2e45a780b44252f5fa11177c3ed7125ec0d65cd3964643","isrc":"GBBPW2300308","name":"Closure - Flexulant x BAMBII Remix feat. Rahrah Gabor + Brazy","registered_at":"2026-06-06T03:48:53Z","spotify_id":"2pqiyukPWDQQSkKVDEoKoA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x818efa3df6ff7419cd2e45a780b44252f5fa11177c3ed7125ec0d65cd3964643. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2pqiyukPWDQQSkKVDEoKoA.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/2pqiyukPWDQQSkKVDEoKoA.
{"copyright_id":"0x7622684103e6afe9ee0c786fe4e33fac46e4bf2f65fdb3ae3a7911074a8cb6be","isrc":"USUG12200571","name":"MATILDA (feat. Brazy)","registered_at":"2026-06-06T22:04:02Z","spotify_id":"4PdDPRNhKeS1krsLvclPUb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7622684103e6afe9ee0c786fe4e33fac46e4bf2f65fdb3ae3a7911074a8cb6be. 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/4PdDPRNhKeS1krsLvclPUb.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/4PdDPRNhKeS1krsLvclPUb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x045beb49573736ac3ace04b3124f19cf25ffbc4c9068fbff3d803ae13f52f065. 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/6ai8dPfskkjTlXh1cDhpuh.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/6ai8dPfskkjTlXh1cDhpuh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x045beb49573736ac3ace04b3124f19cf25ffbc4c9068fbff3d803ae13f52f065. 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/57cj1ASvgjB7JwSKTUpVKu.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/57cj1ASvgjB7JwSKTUpVKu.
{"copyright_id":"0x45b9495a5ddc5fb41594e74dfea0f1e6527b251aa09f3e31f632dcf97b7ae12d","isrc":"USZ4V2400357","name":"take your vibes and go - Preditah Remix","registered_at":"2026-06-07T15:04:47Z","spotify_id":"1Wg0s1GBUaWzdIcdC1nRA8","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x45b9495a5ddc5fb41594e74dfea0f1e6527b251aa09f3e31f632dcf97b7ae12d. 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/1Wg0s1GBUaWzdIcdC1nRA8.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/1Wg0s1GBUaWzdIcdC1nRA8.
{"copyright_id":"0x54eaec1c9aa7a7707d9c34c7a72b61d25d965efb2ca7b671a13457f49c8c6bfe","isrc":"USZ4V2400281","name":"take your vibes and go","registered_at":"2026-06-01T16:44:06Z","spotify_id":"4QVkRQyqVjwVWYiENRooyu","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54eaec1c9aa7a7707d9c34c7a72b61d25d965efb2ca7b671a13457f49c8c6bfe. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4QVkRQyqVjwVWYiENRooyu.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/4QVkRQyqVjwVWYiENRooyu.
{"copyright_id":"0x54eaec1c9aa7a7707d9c34c7a72b61d25d965efb2ca7b671a13457f49c8c6bfe","isrc":"USZ4V2400281","name":"take your vibes and go","registered_at":"2026-06-01T16:44:06Z","spotify_id":"6OB95ee5wcsQQKrt9hrxcD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54eaec1c9aa7a7707d9c34c7a72b61d25d965efb2ca7b671a13457f49c8c6bfe. 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/6OB95ee5wcsQQKrt9hrxcD.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/6OB95ee5wcsQQKrt9hrxcD.
take your vibes and go - Taiki Nulight Remix
{"copyright_id":"0xbb101f2e36a0ec270b2b8ba377ad28fcd638bae9097acaa2fce689815110ffd9","isrc":"USZ4V2400432","name":"take your vibes and go - Taiki Nulight Remix","registered_at":"2026-06-04T14:52:35Z","spotify_id":"1gHKO4NhJgzwNMDnYHs0y1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb101f2e36a0ec270b2b8ba377ad28fcd638bae9097acaa2fce689815110ffd9. 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/1gHKO4NhJgzwNMDnYHs0y1.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/1gHKO4NhJgzwNMDnYHs0y1.
take your vibes and go - DJ ADHD & Chloé Robinson Remix
{"copyright_id":"0xf47f0d308e09d90d8b2d9155461d64f85e61e1affc8d22be46470bb75437f326","isrc":"USZ4V2400431","name":"take your vibes and go - DJ ADHD & Chloé Robinson Remix","registered_at":"2026-06-04T09:00:07Z","spotify_id":"01VC2PFlSejweu2G7HfpCy","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf47f0d308e09d90d8b2d9155461d64f85e61e1affc8d22be46470bb75437f326. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/01VC2PFlSejweu2G7HfpCy.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/01VC2PFlSejweu2G7HfpCy.
take your vibes and go - Kino Todo Remix
take your vibes and go - Some Guest Remix
{"copyright_id":"0xf52946206424eead32c8d6809e4ecae21fddeb5f9feb7d9e75cfe648d030dd65","isrc":"USZ4V2500024","name":"take your vibes and go - Some Guest Remix","registered_at":"2026-06-24T18:47:01Z","spotify_id":"1ro4xMANweqIU6fbuCSmx7","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf52946206424eead32c8d6809e4ecae21fddeb5f9feb7d9e75cfe648d030dd65. 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/1ro4xMANweqIU6fbuCSmx7.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/1ro4xMANweqIU6fbuCSmx7.
{"copyright_id":"0x54eaec1c9aa7a7707d9c34c7a72b61d25d965efb2ca7b671a13457f49c8c6bfe","isrc":"USZ4V2400281","name":"take your vibes and go","registered_at":"2026-06-01T16:44:06Z","spotify_id":"0Af2vN7rv9BV0BHaEIJ6H1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54eaec1c9aa7a7707d9c34c7a72b61d25d965efb2ca7b671a13457f49c8c6bfe. 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/0Af2vN7rv9BV0BHaEIJ6H1.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/0Af2vN7rv9BV0BHaEIJ6H1.
take your vibes and go (Taiki Nulight Remix)
{"copyright_id":"0xbb101f2e36a0ec270b2b8ba377ad28fcd638bae9097acaa2fce689815110ffd9","isrc":"USZ4V2400432","name":"take your vibes and go - Taiki Nulight Remix","registered_at":"2026-06-04T14:52:35Z","spotify_id":"2nbDMerZUp6P3xiKet7mWX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb101f2e36a0ec270b2b8ba377ad28fcd638bae9097acaa2fce689815110ffd9. 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/2nbDMerZUp6P3xiKet7mWX.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/2nbDMerZUp6P3xiKet7mWX.
{"copyright_id":"0x54eaec1c9aa7a7707d9c34c7a72b61d25d965efb2ca7b671a13457f49c8c6bfe","isrc":"USZ4V2400281","name":"take your vibes and go","registered_at":"2026-06-01T16:44:06Z","spotify_id":"52o2k6W9lSFf8f36LAXPfq","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54eaec1c9aa7a7707d9c34c7a72b61d25d965efb2ca7b671a13457f49c8c6bfe. 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/52o2k6W9lSFf8f36LAXPfq.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/52o2k6W9lSFf8f36LAXPfq.