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 0x6fed2ea2804e1e7a69bc0efa9b58892312cb7c5b096938dcbe6769b26c0b18a4. 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/6b10c70d-4a6c-4297-81c6-72901aca9461.json and https://artists.proofprofile.net/proofs/artist/6b10c70d-4a6c-4297-81c6-72901aca9461.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Rich Bi$h - SanFranDisko Remix Club Edit
Rich Bi$h - SanFranDisko Remix Extended Club Edit
Rich Bi$h - SanFranDisko Remix Club Edit Extended
Jealou$y (feat. Casey Veggies & Kossisko)
{"copyright_id":"0x5440acf9df470a6630482b4a9f19cb3c9792b4c72dc1dc82eee92afda7922383","isrc":"USSM11709119","name":"Jealou$y (feat. Casey Veggies & Kossisko)","registered_at":"2026-06-01T10:22:47Z","spotify_id":"7ofaLUVPCwrPrKY6Rk6c0b","type":"track"}
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 0x5440acf9df470a6630482b4a9f19cb3c9792b4c72dc1dc82eee92afda7922383. 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/7ofaLUVPCwrPrKY6Rk6c0b.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/7ofaLUVPCwrPrKY6Rk6c0b.
Running Wild (Tumblr Girls 2) (feat. Kossisko)
{"copyright_id":"0x0147b00f6abd1d8fee1d45f087b58dc0dfc96c98ac53b0403bbb1b9d2432e4aa","isrc":"USRC12102082","name":"Running Wild (Tumblr Girls 2) (feat. Kossisko)","registered_at":"2026-06-05T10:45:39Z","spotify_id":"3RhaE3JGd1mNYbpTOzxSzu","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0147b00f6abd1d8fee1d45f087b58dc0dfc96c98ac53b0403bbb1b9d2432e4aa. 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/3RhaE3JGd1mNYbpTOzxSzu.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/3RhaE3JGd1mNYbpTOzxSzu.
All The Things You're Searching For (feat. Kossisko & Ashley Benson)
{"copyright_id":"0xa250b3b9a6fcc311807d325e2ca5e0f60df4e373d581c2f2982200adb5e38450","isrc":"USRC12001968","name":"All The Things You're Searching For (feat. Kossisko & Ashley Benson)","registered_at":"2026-06-06T17:04:13Z","spotify_id":"5vHe9DKp6AQw6nv4fOqTIp","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa250b3b9a6fcc311807d325e2ca5e0f60df4e373d581c2f2982200adb5e38450. 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/5vHe9DKp6AQw6nv4fOqTIp.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/5vHe9DKp6AQw6nv4fOqTIp.
{"copyright_id":"0x0147b00f6abd1d8fee1d45f087b58dc0dfc96c98ac53b0403bbb1b9d2432e4aa","isrc":"USRC12102082","name":"Running Wild (Tumblr Girls 2) (feat. Kossisko)","registered_at":"2026-06-05T10:45:39Z","spotify_id":"22UMnfertyKbsJIWZVeAfK","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0147b00f6abd1d8fee1d45f087b58dc0dfc96c98ac53b0403bbb1b9d2432e4aa. 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/22UMnfertyKbsJIWZVeAfK.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/22UMnfertyKbsJIWZVeAfK.
{"copyright_id":"0x6a36bf5de3dcd47af863fd45c87a0f53496d36891ae37c662cb33967adb32ecf","isrc":"USRC12004079","name":"Boss Tycoon (feat. Kossisko & Slimmy B)","registered_at":"2026-06-06T21:46:53Z","spotify_id":"5se2rtr5sRr7MHb6W6AMTg","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a36bf5de3dcd47af863fd45c87a0f53496d36891ae37c662cb33967adb32ecf. 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/5se2rtr5sRr7MHb6W6AMTg.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/5se2rtr5sRr7MHb6W6AMTg.
{"copyright_id":"0x0147b00f6abd1d8fee1d45f087b58dc0dfc96c98ac53b0403bbb1b9d2432e4aa","isrc":"USRC12102082","name":"Running Wild (Tumblr Girls 2) (feat. Kossisko)","registered_at":"2026-06-05T10:45:39Z","spotify_id":"6FLPcyjV2JfdqtdT5z4Vv9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0147b00f6abd1d8fee1d45f087b58dc0dfc96c98ac53b0403bbb1b9d2432e4aa. 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/6FLPcyjV2JfdqtdT5z4Vv9.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/6FLPcyjV2JfdqtdT5z4Vv9.
{"copyright_id":"0x3a055443142a504ec1a4f3cfcff0e61bd06189e3c80b6fa85dfc8357507b1183","isrc":"USUYG1362733","name":"Life of A P (feat. Kossisko)","registered_at":"2026-06-22T05:11:21Z","spotify_id":"5nmIyHDlLRB7hg15E4aitX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a055443142a504ec1a4f3cfcff0e61bd06189e3c80b6fa85dfc8357507b1183. 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/5nmIyHDlLRB7hg15E4aitX.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/5nmIyHDlLRB7hg15E4aitX.