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 0xc27e9ece15c4e5dc625de980b93ebe5b6fabbe8a0fdf6ba23a29642eab1a24dc. 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/7d000e37-739a-4801-ad56-6c0f4f142503.json and https://artists.proofprofile.net/proofs/artist/7d000e37-739a-4801-ad56-6c0f4f142503.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
All Eyes On Me (feat. BENEE, Chad Hugo & Pusha T)
All Eyes on Me (feat. BENEE, Chad Hugo & Pusha T)
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 0x48d1ff38e79418ae9fab743f4e77c35046339286721a106333795b3295c86ac8. 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/4r48NKo5H3NHpe5nmxDFvv.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/4r48NKo5H3NHpe5nmxDFvv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x203998fb03804dc3b2f239352f80018b79add03b76ec3c17b8ca02c35f648927. 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/5Wa4A6bu00160DzJWdyiC7.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/5Wa4A6bu00160DzJWdyiC7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58a80bf7200023debbee2cc2674616c31bd37d57022bf6e947b2a0b17013f41a. 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/3AA8xNhDC0MpqwkGX3EP5V.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/3AA8xNhDC0MpqwkGX3EP5V.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf347d1ea993d6a525b38234c3ea5023f0e28c6bb4183459f11213a1716d27c7. 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/2KejCKgm7l3uefW9cFt8cH.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/2KejCKgm7l3uefW9cFt8cH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8f50d2c54b3a6f663aa91989bc782365f4bdca71a88ac0faf30283ed455e3920. 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/68hYdj3GepWm2R202KhJT7.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/68hYdj3GepWm2R202KhJT7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x701f2b757b8606725827fee921f4c0d4b67485a46df059e0cd19817d5b8b0ff5. 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/3cczdpndCyT8IpH5cm1IbJ.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/3cczdpndCyT8IpH5cm1IbJ.
All Eyes on Me (feat. BENEE & Pusha T) - Chad Hugo's Le Yaca Version
{"copyright_id":"0x3cb3cd25a3c15557efdd258c053a9d0b4fb6665db9db3b932fac9f43eff2049c","isrc":"FR9W12325734","name":"All Eyes on Me (feat. BENEE & Pusha T) - Chad Hugo's Le Yaca Version","registered_at":"2026-06-21T08:17:41Z","spotify_id":"7aa4Fo7RHXvmjKBbUNROW6","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3cb3cd25a3c15557efdd258c053a9d0b4fb6665db9db3b932fac9f43eff2049c. 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/7aa4Fo7RHXvmjKBbUNROW6.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/7aa4Fo7RHXvmjKBbUNROW6.
All Eyes on Me (feat. BENEE & Pusha T) - Chad Hugo Remix
{"copyright_id":"0x4946e7560d501258e061dc4b2dae4229799e8f9e9f3d5f6a147a1f6fcd8cba94","isrc":"FR9W12325735","name":"All Eyes on Me (feat. BENEE & Pusha T) - Chad Hugo Remix","registered_at":"2026-06-11T15:36:49Z","spotify_id":"2GuN5SacXLwFoHGskMrouT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4946e7560d501258e061dc4b2dae4229799e8f9e9f3d5f6a147a1f6fcd8cba94. 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/2GuN5SacXLwFoHGskMrouT.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/2GuN5SacXLwFoHGskMrouT.
{"copyright_id":"0x29ca28cdce305ca50c9e1b0aa79b57d6a204d679b43bd8359a7e9d99fa406235","isrc":"FR9W12304264","name":"After Midnight (feat. Clairo)","registered_at":"2026-06-04T06:33:22Z","spotify_id":"0KIpuVYhKUUUpjo6H5NvBY","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x29ca28cdce305ca50c9e1b0aa79b57d6a204d679b43bd8359a7e9d99fa406235. 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/0KIpuVYhKUUUpjo6H5NvBY.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/0KIpuVYhKUUUpjo6H5NvBY.
Kelly Watch the Stars - American Girls Remix by Phoenix
{"copyright_id":"0x43f6df72cb010a4b122b0dad9ebb365a58dbd1f38e5111cc9e367a1b55f60ecd","isrc":"FRS639800042","name":"Kelly Watch the Stars - American Girls Remix by Phoenix","registered_at":"2026-06-21T00:12:48Z","spotify_id":"4HSQSXRuA2bcR6NjjmDwWq","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x43f6df72cb010a4b122b0dad9ebb365a58dbd1f38e5111cc9e367a1b55f60ecd. 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/4HSQSXRuA2bcR6NjjmDwWq.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/4HSQSXRuA2bcR6NjjmDwWq.
{"copyright_id":"0x203998fb03804dc3b2f239352f80018b79add03b76ec3c17b8ca02c35f648927","isrc":"FR9W12240052","name":"Winter Solstice - Braxe + Falcon Remix","registered_at":"2026-06-04T13:17:28Z","spotify_id":"0SUgXwG9UqMY9hjEJWZSAg","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x203998fb03804dc3b2f239352f80018b79add03b76ec3c17b8ca02c35f648927. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0SUgXwG9UqMY9hjEJWZSAg.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/0SUgXwG9UqMY9hjEJWZSAg.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a98b380c49f92dc98bd42bae105eb07c7d7e397391b0032d011b6408eb4111c. 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/4esUVfYnFcCCVHntx9FQCb.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/4esUVfYnFcCCVHntx9FQCb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0d28dfec51d6a94e50024fdb92a26f512f1c15255546f7c4acb5d31f36f48db0. 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/3LENMSJJU0LLqcdVgf4JVW.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/3LENMSJJU0LLqcdVgf4JVW.
{"copyright_id":"0xddf6a322355b625309cdea90f137facaf1badd45eed6b1dda1d15cd7ba1261f4","isrc":"FR9W11802091","name":"Fior Di Latte (A. G. Cook Remix)","registered_at":"2026-06-24T08:38:17Z","spotify_id":"5lQxjjXmXShqvyyaMPSZbe","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xddf6a322355b625309cdea90f137facaf1badd45eed6b1dda1d15cd7ba1261f4. 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/5lQxjjXmXShqvyyaMPSZbe.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/5lQxjjXmXShqvyyaMPSZbe.