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 0x97de750f03512c3c62e2da64828385e5454bb05117c975a23ee2ce0aa197ab7b. 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/f991af0f-a98a-4017-b4e3-de62cd4afc62.json and https://artists.proofprofile.net/proofs/artist/f991af0f-a98a-4017-b4e3-de62cd4afc62.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
⁠L'essenza, caduta e risalita, Mamma Mia!
L'essenza, caduta e risalita, Mamma Mia!
1999 (Mi manca stare bene) [feat. Zero Vicious]
CHANELINA SOUBRETTE (feat. Disme & Ele A)
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 0xf1ab147df648892ed33d84da8b415de456195d06d4479af0634ae1052b16efc7. 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/6rxWJhoNquoa4rETR5yEZc.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/6rxWJhoNquoa4rETR5yEZc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x70ddadecff8abf0040207b0502acb79d88174c82361c41ad60604ee25688ca23. 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/2bOg6E77Oa8NF6cRsmMufm.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/2bOg6E77Oa8NF6cRsmMufm.
{"copyright_id":"0xf1b24f20ddbe7e2f1507f5e2c9edbd106b46495f4c69632bff81c1c6f1ce6613","isrc":"US38Y2503038","name":"PACHAMAMA (feat. Rhove)","registered_at":"2026-06-01T23:24:32Z","spotify_id":"0aiwUtIjsp36bKrIBXBXYl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf1b24f20ddbe7e2f1507f5e2c9edbd106b46495f4c69632bff81c1c6f1ce6613. 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/0aiwUtIjsp36bKrIBXBXYl.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/0aiwUtIjsp36bKrIBXBXYl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8b847365e1c576c43c257df97974781abcddd0932ef27eac90aa57e8492bf9bb. 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/0sKy2tBe28yDuUewNygySz.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/0sKy2tBe28yDuUewNygySz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d68133a9b3847e5221113f84147384e69525e1853b7a05b58883337cd1fa842. 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/7xoydSHMYIkcfowFK51DFI.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/7xoydSHMYIkcfowFK51DFI.
{"copyright_id":"0x1009eda6fd52edf3a926ed9d79f866d94e0c786c2c0848a6624d9cdab696d4b0","isrc":"US38Y2422831","name":"CHANELINA SOUBRETTE (feat. Disme & Ele A)","registered_at":"2026-06-04T12:24:45Z","spotify_id":"6KjuHiiyc6JtiWp02nVLcM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1009eda6fd52edf3a926ed9d79f866d94e0c786c2c0848a6624d9cdab696d4b0. 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/6KjuHiiyc6JtiWp02nVLcM.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/6KjuHiiyc6JtiWp02nVLcM.
{"copyright_id":"0x5212bac5b1f3922c1be442df5d8fe36a39aaa957463b0cb8a80a5e779e2d0e0f","isrc":"US38Y2425947","name":"FORTUNA (feat. 22simba)","registered_at":"2026-06-04T11:58:28Z","spotify_id":"2OF470bJyLLFFtE6JFiFmQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5212bac5b1f3922c1be442df5d8fe36a39aaa957463b0cb8a80a5e779e2d0e0f. 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/2OF470bJyLLFFtE6JFiFmQ.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/2OF470bJyLLFFtE6JFiFmQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x89ce34874a81589f9fab5cae8255a950a6be607f64ce9c18309323ffa1cc2e05. 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/7yjtQW9uSNpsHABYMFp2Ly.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/7yjtQW9uSNpsHABYMFp2Ly.
{"copyright_id":"0xfe90098b03a53c71d50a14abfaae718e46973e1b965c39c763136246cafdda41","isrc":"US38Y2434764","name":"MARINÈ (feat. Kuremino & Sethu)","registered_at":"2026-06-04T14:10:42Z","spotify_id":"56wUZoQzllqEHrtPXqGl4S","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe90098b03a53c71d50a14abfaae718e46973e1b965c39c763136246cafdda41. 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/56wUZoQzllqEHrtPXqGl4S.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/56wUZoQzllqEHrtPXqGl4S.
CAVALLI & ARMANI (feat. Sayf) – Prod. Kanesh & Laboo
{"copyright_id":"0xfdb5ff230ae7144591e14c005eea1ebc86268a5006cb4bc8a3351f40bcf23a62","isrc":"ITB002401518","name":"CAVALLI & ARMANI (feat. Sayf) – Prod. Kanesh & Laboo","registered_at":"2026-06-04T10:10:55Z","spotify_id":"01Au3POIKNpDH6mc2avNKr","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfdb5ff230ae7144591e14c005eea1ebc86268a5006cb4bc8a3351f40bcf23a62. 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/01Au3POIKNpDH6mc2avNKr.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/01Au3POIKNpDH6mc2avNKr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f890952f671c7abc192bb1d445778cb70a00c47dfb73abc3a40e48293e33c62. 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/7Hl7Ec9WAg8jZcsBccInkw.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/7Hl7Ec9WAg8jZcsBccInkw.