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 0xe5af390f4fe6a487cc916e0f91c3218f5bdd2fa66d9dad6ced88725a2b89962c. 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/72d4ed1f-e105-4488-8f76-54ebd58c8f19.json and https://artists.proofprofile.net/proofs/artist/72d4ed1f-e105-4488-8f76-54ebd58c8f19.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 0xafcd49ca6bb5ea21946f0fadc58ecac3bb0e2492b8be9b9628c67d114b6b9b64. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0ls417p4WROmGkwp1wmZY5.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/0ls417p4WROmGkwp1wmZY5.
2.5 Saal Ka Setup Aur Ek Reliable Punchline
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x638c02224be0afc639d904be364782b91480691814be7bc1205e97f1d0f7a417. 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/0sYaepGtF2dw1EFO8oRaG3.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/0sYaepGtF2dw1EFO8oRaG3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6abe1e07c3bb510201188d6b1d5c932046ffba74b78b0b63eb2945ff2376e890. 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/5PRKzhl5wQ2lgEBlMjR6Ex.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/5PRKzhl5wQ2lgEBlMjR6Ex.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x282da7bc44bfc6093df6e8ec76122015041a576ae151866c3434c74ac89e830e. 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/6J8BM6hutqK19GJZfQXDoe.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/6J8BM6hutqK19GJZfQXDoe.
{"copyright_id":"0x7995f4b40b4430681f8f3866fe1089a056d35fec3ce9a70d0ef322be3cc41eda","isrc":"QM4TX2404972","name":"Kiss The Bride (skit)","registered_at":"2026-06-18T18:58:15Z","spotify_id":"6Ha4cv4OFTvuUemlOrZHjD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7995f4b40b4430681f8f3866fe1089a056d35fec3ce9a70d0ef322be3cc41eda. 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/6Ha4cv4OFTvuUemlOrZHjD.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/6Ha4cv4OFTvuUemlOrZHjD.
{"copyright_id":"0xc695caeeabfd0ac10bdbae573db612d9528d81b3d6d9c784beb7c2fbc744a9af","isrc":"QM4TX2404974","name":"Spin On It","registered_at":"2026-06-07T02:10:36Z","spotify_id":"2sNfTf311CxI5gYFonxZ9Y","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc695caeeabfd0ac10bdbae573db612d9528d81b3d6d9c784beb7c2fbc744a9af. 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/2sNfTf311CxI5gYFonxZ9Y.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/2sNfTf311CxI5gYFonxZ9Y.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x213ff6e97f21de897a29a6999c4ffbaf4871048356c300dc411cf0f073f86511. 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/1aypSfskTOlO2qdxbvVBUT.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/1aypSfskTOlO2qdxbvVBUT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9618be6a78aad8c1c273147f54fa0264637308882a8d009273f6b453bd6a6a5a. 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/4EueXqXdjzrcNh0hR9w4Ho.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/4EueXqXdjzrcNh0hR9w4Ho.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6abe1e07c3bb510201188d6b1d5c932046ffba74b78b0b63eb2945ff2376e890. 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/3fcPi80pVZuEJzcyI5XGZs.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/3fcPi80pVZuEJzcyI5XGZs.
2.5 Saal Ka Setup Aur Ek Reliable Punchline (Story)
{"copyright_id":"0xcaa23a29b2258bc088907c02974eefc3cf613ee08e943c2eb409a4c93064b165","isrc":"CHF032404699","name":"2.5 Saal Ka Setup Aur Ek Reliable Punchline (Story)","registered_at":"2026-06-21T10:23:12Z","spotify_id":"61URmZqrclL3d2E7Dn0F0w","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcaa23a29b2258bc088907c02974eefc3cf613ee08e943c2eb409a4c93064b165. 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/61URmZqrclL3d2E7Dn0F0w.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/61URmZqrclL3d2E7Dn0F0w.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3766d1775da9d31748900daee5e11b36b20630a0e421820e1d7673683ca66a2f. 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/4pIaIRUnoCPhYA1SHzd3nr.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/4pIaIRUnoCPhYA1SHzd3nr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6170946e2e88d2de740f8eba5b16a792fdbf55daf7de2f1f82fe80c914ff0898. 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/5MQXEKBGFOw7tFhVD7mGNx.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/5MQXEKBGFOw7tFhVD7mGNx.
{"copyright_id":"0xbeeb238555a2c6cc2dfd3f368282eb4667a728d3e43bea19bfa0b8c377871b77","isrc":"QM4TX2405007","name":"The Book of Everything (skit)","registered_at":"2026-06-24T06:52:04Z","spotify_id":"5p2jGHIv3kAfbmx4UMIMKY","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbeeb238555a2c6cc2dfd3f368282eb4667a728d3e43bea19bfa0b8c377871b77. 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/5p2jGHIv3kAfbmx4UMIMKY.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/5p2jGHIv3kAfbmx4UMIMKY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xafcd49ca6bb5ea21946f0fadc58ecac3bb0e2492b8be9b9628c67d114b6b9b64. 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/2549SSUYDK2eK1csEYEMd0.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/2549SSUYDK2eK1csEYEMd0.
{"copyright_id":"0x4b7291d03a9fa262c6db983eeaeb2b7496af5e4ab699a6340781fcf34eadc916","isrc":"QM4TX2405011","name":"Sanjananyaisha (skit)","registered_at":"2026-06-22T05:59:02Z","spotify_id":"7Fuujyh5jNW9J1sgND15uz","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4b7291d03a9fa262c6db983eeaeb2b7496af5e4ab699a6340781fcf34eadc916. 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/7Fuujyh5jNW9J1sgND15uz.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/7Fuujyh5jNW9J1sgND15uz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x638c02224be0afc639d904be364782b91480691814be7bc1205e97f1d0f7a417. 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/7mTaeqTfEbbFpeG2JqQlkf.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/7mTaeqTfEbbFpeG2JqQlkf.
{"copyright_id":"0xfc148abfadb53ba978920af3813e2ef16b2c6ad405c6da9650cb2204c65a0e2c","isrc":"QMFME2429014","name":"RAHASYA OF THE FUNK","registered_at":"2026-06-07T21:09:16Z","spotify_id":"6650lUFK2J9jTd3mTMihQ2","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc148abfadb53ba978920af3813e2ef16b2c6ad405c6da9650cb2204c65a0e2c. 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/6650lUFK2J9jTd3mTMihQ2.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/6650lUFK2J9jTd3mTMihQ2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeac9436e26443dab0425b519f5d905cb3928e4f102b7d8c5795efdab7ffab1f3. 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/4EACdTFzawoiWXqgGushVR.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/4EACdTFzawoiWXqgGushVR.
{"copyright_id":"0xae6b1a0a1f7edc0acb1c5efdfc6248e311b77770737804b10afe3dab46dd1b88","isrc":"QM7282548087","name":"SOCIAL ANXIETY","registered_at":"2026-06-10T00:42:35Z","spotify_id":"0Z6SjQ7l2XWRHVsb6Y6rV0","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae6b1a0a1f7edc0acb1c5efdfc6248e311b77770737804b10afe3dab46dd1b88. 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/0Z6SjQ7l2XWRHVsb6Y6rV0.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/0Z6SjQ7l2XWRHVsb6Y6rV0.