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 0x2105c3d8b08944dd176a7b735ea58cf539c6187cc54f1ae6ff5f1b5fe48f5c63. 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/40be5661-a1e5-4150-80a6-399e426a2910.json and https://artists.proofprofile.net/proofs/artist/40be5661-a1e5-4150-80a6-399e426a2910.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x615daca543cc501f39691f49b64d4009f1a43184a5a4d209bbffb5be6eb88d0a","isrc":"TCABR1331880","name":"Almighty so Intro","registered_at":"2026-06-07T00:06:45Z","spotify_id":"07R61Z4Q5obLZTsbDKn9mq","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 0x615daca543cc501f39691f49b64d4009f1a43184a5a4d209bbffb5be6eb88d0a. 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/07R61Z4Q5obLZTsbDKn9mq.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/07R61Z4Q5obLZTsbDKn9mq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x62178ff48bf85628657ac9339025f2afa207fb5bb46baf985511fe2fca4b45e8. 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/0sGecc7uYjAgucUdi0jg4s.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/0sGecc7uYjAgucUdi0jg4s.
{"copyright_id":"0xc65d557fed252c1dad2629b39b4c94f3b69e6f3eccb8fbe86c35473faca7be4b","isrc":"TCABR1331887","name":"Ape Shit","registered_at":"2026-06-04T12:13:55Z","spotify_id":"4UMpR8XSstvMPAUfJdS3KS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc65d557fed252c1dad2629b39b4c94f3b69e6f3eccb8fbe86c35473faca7be4b. 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/4UMpR8XSstvMPAUfJdS3KS.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/4UMpR8XSstvMPAUfJdS3KS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x89f54cfdfb984cc6bf0d8b77a3d8dcecfd9afd844b8b9a0d0b9e0f7ea0ea50aa. 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/3q3XaFnCQnytu3gw342arC.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/3q3XaFnCQnytu3gw342arC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x054c7dcad46d47580ad458e1429943bba04ab057ff2304534990993c3980bd26. 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/2Zq60IKd3rDB77mHnqcKlT.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/2Zq60IKd3rDB77mHnqcKlT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4939dcd5d88d40bee6aef2a32e79f045b62a4aec4038936fb32b8066016a7b8c. 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/0oV1yF44QYpQ8OYzRv2vgn.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/0oV1yF44QYpQ8OYzRv2vgn.
{"copyright_id":"0xd62a96bf35fb7a680f4bf5bfd8f64d32b22eb97fc031b991bbb608249fee10ae","isrc":"TCABR1331900","name":"Blew My High","registered_at":"2026-06-04T07:33:41Z","spotify_id":"3lVPIF8KoWHrzRUGEp4v97","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd62a96bf35fb7a680f4bf5bfd8f64d32b22eb97fc031b991bbb608249fee10ae. 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/3lVPIF8KoWHrzRUGEp4v97.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/3lVPIF8KoWHrzRUGEp4v97.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d9f3966ac2e261969550361ae3bc52e104b995603cfedaf992086bbe3888a58. 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/30rpKQn8oHKN7y34GOj0X2.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/30rpKQn8oHKN7y34GOj0X2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8d62b71fa42f5c1aade3c5d6255b652c24cb060360f900487cdefa4e1cc5fb32. 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/0xs7MuXzlW63Zz93zZi5dD.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/0xs7MuXzlW63Zz93zZi5dD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x08d4d1f3b4eb6043ca83e428de5633511819823a79bf09f7271340c5235f8a87. 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/1ufSy3H5SZAHauZhACnR2h.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/1ufSy3H5SZAHauZhACnR2h.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb052fe2d0727cc7ded1662461d1366298ae7d19ac9c4923b0e77bc8c8c9be7f. 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/14WxWDdUkpzGn1dJ2l5e0v.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/14WxWDdUkpzGn1dJ2l5e0v.
{"copyright_id":"0x8e6ab4b1af82df8d25fff00fcf35f25e7427e070d8a8c767998230c194f1fe3f","isrc":"TCABR1331918","name":"Woulda Coulda","registered_at":"2026-06-05T21:29:40Z","spotify_id":"0j6ZGwCqOUUVx2kHn1qXvh","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8e6ab4b1af82df8d25fff00fcf35f25e7427e070d8a8c767998230c194f1fe3f. 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/0j6ZGwCqOUUVx2kHn1qXvh.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/0j6ZGwCqOUUVx2kHn1qXvh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x620b27735c34c32985346c7a7bbfb077a44ba2022df5b87c198a736f83d7f021. 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/1SS25afpGObZvtb2oYUazQ.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/1SS25afpGObZvtb2oYUazQ.
{"copyright_id":"0xcafa6b4780c79fe45ad390085d3a47eee62a039e9001bc1fd1f283bc435542a9","isrc":"TCABR1331922","name":"Baby Whats Wrong With You","registered_at":"2026-06-04T14:40:52Z","spotify_id":"0UKB5ADSKfySnxDPXAC8YV","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcafa6b4780c79fe45ad390085d3a47eee62a039e9001bc1fd1f283bc435542a9. 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/0UKB5ADSKfySnxDPXAC8YV.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/0UKB5ADSKfySnxDPXAC8YV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x45c7536843a7d4b978dc804c98007f46b092f5a6391dbaf94773dd967e5e4d7e. 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/5db6cmilYBiMrbkIrBeGr4.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/5db6cmilYBiMrbkIrBeGr4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x976489c39f3b2086bec6109e415a9a89a0d068932ad05abd67d286b4f4bc9415. 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/0wvNwd4n92I9qmjVoZuadP.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/0wvNwd4n92I9qmjVoZuadP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x396e911e1e0268e7690c8515a01129c89ab88828623ade3ba93d21a8ece15fcd. 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/1RsHPz0xR6uqf2QXgHmdmp.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/1RsHPz0xR6uqf2QXgHmdmp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x75de53ec141e293a7275ed0ac74789348f934ccd0c8fef629a98a2c5f831abb2. 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/5uRgTZE3Ymp2iJVJuKXl38.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/5uRgTZE3Ymp2iJVJuKXl38.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5659ba66aa65e21deea583b0803eb532f58acbcfad2425276715a5484c446f0. 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/6use1NQRYYpPugIfGeJMWS.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/6use1NQRYYpPugIfGeJMWS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x406c995adc73e84a8aaf0ea1bef922212ac73f1bab8594c038a3bb69ed66bed2. 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/5QVifyidFq703x7DROsWyL.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/5QVifyidFq703x7DROsWyL.
{"copyright_id":"0x81cbdd7cb064532bdeb6f1ccf4f56eae0f6631ba5e682a8c04c0a44f72319eb6","isrc":"QZW9N2216046","name":"Da Realest","registered_at":"2026-06-23T04:51:37Z","spotify_id":"1OuG6g5i5UftV5SCV3mNwT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x81cbdd7cb064532bdeb6f1ccf4f56eae0f6631ba5e682a8c04c0a44f72319eb6. 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/1OuG6g5i5UftV5SCV3mNwT.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/1OuG6g5i5UftV5SCV3mNwT.
I Am Legend 2 Mixtape (Hosted By DJ Scream)
Just Entertainment (feat. Alley Boy & Trouble)
Hit Da Floor (feat. Pepper Spray & Messiah)
Cars and Clothes (feat. Killa Kyleon & Messiah)
We Ride (feat. Alley Boy & Pepper Spray)
Stylin' On Em (feat. Ric Hard, Messiah & Pepper Spray)
I'm A Gangsta (feat. Flamez, Pepper Spray & Messiah)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x124e4de327f4aa65bd2f8974477aabf5a803fe131bb3ea68e0342025758f1a83. 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/2KtwEowl2k6VpdCoStOAgD.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/2KtwEowl2k6VpdCoStOAgD.
Lit (feat. 21 Savage, Juicy J & Young Dolph) - Single
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e1b96212f29640d4bf8e1283c7554baf6a6d3a67db0e86c95cb399ba700bf19. 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/3M8zBHde8VvwjMvZzU8y9f.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/3M8zBHde8VvwjMvZzU8y9f.
Grippin' Grain (feat. 8 Ball, Scotty ATL & Big K.R.I.T.) - Single
Hood Rich Anthem (feat. 2 Chainz, Future, Waka Flocka Flame, Yo Gotti & Gucci Mane)
{"copyright_id":"0x508a7a97444a3ba7ed007ed5c53c2a715fcc8982be63568b0a8c620c8b1a1eb8","isrc":"USWB11203168","name":"Hood Rich Anthem (feat. 2 Chainz, Future, Waka Flocka Flame, Yo Gotti & Gucci Mane)","registered_at":"2026-06-08T11:50:59Z","spotify_id":"1TEOLUSBofsUUIdX7aGFEJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x508a7a97444a3ba7ed007ed5c53c2a715fcc8982be63568b0a8c620c8b1a1eb8. 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/1TEOLUSBofsUUIdX7aGFEJ.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/1TEOLUSBofsUUIdX7aGFEJ.
Rap Game, Vol. 2 (The Takeover) [Frank White Presents the Streets Headbangerz]