1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 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 0x85dc9ec6157d4ea66726fbde1d4ffce3b11bb349a20936a11058310bf7b8b494. 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/f54bdd35-432e-495c-8656-46b6c54e4c04.json and https://artists.proofprofile.net/proofs/artist/f54bdd35-432e-495c-8656-46b6c54e4c04.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Promise Keepers Face To Face: Worship For Men
1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe4b38f57af43ce7c06cb1167b61868ccae3b2812ab2a64516918b2530c02f1c. Chain 2 (Bitcoin): anchored in block 956738 (2026-07-05T04:47:21Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20603652.
Purify My Heart - Raise The Standard Part 1 Album Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8322881868b373c328bee738f16e58143de7f50f175f134d80f8fe55c4ea4118. Chain 2 (Bitcoin): anchored in block 958969 (2026-07-21T04:58:13Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20600616.
Holy! Holy! Holy!/Holy, Holy, Holy Is The Lord Of Hosts - Raise The Standard Part 1 Album Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1cc8f0709e81af279c14b7099f696789a9697e3877d56e90052e3d17bce9fd15. Chain 2 (Bitcoin): anchored in block 958742 (2026-07-19T16:11:37Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20600618.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x814e3e677e7f359eac4d8e0be30fed74cf0019b655573ccff831935d017c79a6. Chain 2 (Bitcoin): anchored in block 958448 (2026-07-17T19:49:21Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20603796.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x786e7f3e0f64721dc18146c6cba3a81d83c9e47a8fd84a3b0a2d19007a72fe2a. Chain 2 (Bitcoin): anchored in block 959024 (2026-07-21T15:31:18Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20603797.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ba4bde5e31d86cd7775ea8d6384a0d697174b64cfeadcc02912e168259c6501. Chain 2 (Bitcoin): anchored in block 956841 (2026-07-05T22:14:35Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20603798.
Immortal, Invisible - Favorite Hymns Album Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa39b438b619ed71568f2430b9d23a718daa4f94a7b0c93cbbe770eee1a56e927. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20603802.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe2acf1086b6acd8a05076f83d4da9fabc43da282d0ec8700e1fd8d8f16fc4072. Chain 2 (Bitcoin): anchored in block 956728 (2026-07-05T01:43:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20603803.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6b8c25a111f31151c5e720f17d2defa8562a6731f8745a2d36b1849c4e444afe. Chain 2 (Bitcoin): anchored in block 958839 (2026-07-20T09:40:26Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20603806.
Promise Keepers - The Making Of A Godly Man
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83f98e00ee1bbf86a50368547d1b1e004594b8993c79ce72011bb0f857e3b148. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20604557.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0e5b84d8a10dce6ab5ab185c741eae228c3f800681d7d3fdf7670bfc7338122d. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20604559.
It Is Well With My Soul/I Surrender All - Medley
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5cf5f8542ef400052217207d4525e882e15bf6a04815696af9f0ac221dfd639. Chain 2 (Bitcoin): anchored in block 959037 (2026-07-21T16:59:47Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20604560.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x938c33ff3cce4355a8a41c3bd2ad1feffbe51b3903843715cfac5bb200669185. Chain 2 (Bitcoin): anchored in block 959010 (2026-07-21T15:28:00Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20604563.
Canticos De Adoracion Y Alabanza Para Cumplidores De Promesa
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdca23749e415321ab8a8cd28ae74bedb0c74e9bf14361635451ef0c9a62cedca. Chain 2 (Bitcoin): anchored in block 958901 (2026-07-20T15:07:00Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20606007.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc85e491c5641b8a2686f0809f57a755f593966e569b62dc4aa8e5e624271d97c. Chain 2 (Bitcoin): anchored in block 958520 (2026-07-18T08:19:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20606008.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8eb16fe0ac2a74d2fe4335516419b6ba68981efdf24003396587d12ef0fa329c. Chain 2 (Bitcoin): anchored in block 958681 (2026-07-19T06:14:54Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20606015.
I Come To The Cross/When I Survey The Wondrous Cross
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb513ca0196af2d7e9f4ac2f2550409274ad612d91110527d1efdffdd3e9bef3. Chain 2 (Bitcoin): anchored in block 959061 (2026-07-21T22:48:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20601263.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb88446ee5c9ca60550ea0987a02fc68648f3cc7313ab9c6eb38be090cbc769c3. Chain 2 (Bitcoin): anchored in block 958931 (2026-07-20T21:15:01Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20601264.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeea3a4914f3000f9f74eacf25924bdf3f15c3370c3bba705b3438dc9e8e33d3c. Chain 2 (Bitcoin): anchored in block 958980 (2026-07-21T07:04:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20601266.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87e8e957ce709c08f462f98d00b98bde3254337a3abb1cb4a6202f17f30e2ffd. Chain 2 (Bitcoin): anchored in block 958526 (2026-07-18T09:09:53Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20601269.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe73a36bdd8e7211577edc125828ca00953c5d8fa6a89407c853c3b86e22a3ac9. Chain 2 (Bitcoin): anchored in block 959043 (2026-07-21T20:25:31Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20601250.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7e2f1a27289b2f31a9ea0325f5d27cce3baa66f11e465aded440f80857d60f7f. Chain 2 (Bitcoin): anchored in block 958951 (2026-07-21T04:51:02Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20601255.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa1f1660af3d72272dc54a298920dffdd9dc5b6229dc9ce0a58fda7872f39fb1a. Chain 2 (Bitcoin): anchored in block 958980 (2026-07-21T07:04:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20603322.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f1081d2923766db8935180da090342dc29f2bd01d066426a802274b8d258ab8. Chain 2 (Bitcoin): anchored in block 956822 (2026-07-05T18:48:28Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20603333.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5788629347616e13fade742b04c3fc3a284ee3086accfa5a4c6aefdef9b0586a. Chain 2 (Bitcoin): anchored in block 958867 (2026-07-20T13:06:21Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20604307.
Promise Keepers: The Challenge - A Call To Action
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35ac84c3948200eaa53dad02d20416e98040f0579cd759e86ac26afcdfbf4ad7. Chain 2 (Bitcoin): anchored in block 956545 (2026-07-03T19:59:51Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAIT2429719.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0c742136012ac1b62d3b13557db8429a1008658519bd3566e2c1b52034e8a274. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAIT2431404.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x64933b75815708498499e61e41d61f08843c03ac81dd6702ec4b5fbb98e3fc2f. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20600633.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbd8f0b45b6bd81afecdb173b1ec9272cec98a20ca44558f93751c76fca78a7fe. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20604310.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3eb321c2414e6f6f90f8df4bab3f24b36ac4f47815e040e8a3e653cbf4338056. Chain 2 (Bitcoin): anchored in block 960327 (2026-07-31T00:26:26Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20600619.
1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
(Blessed Be) The Name Of The Lord - Live
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a35e9964b2c4a8eda183d21f9c4b84371ef3da16d433e3bd8523965655006c6. Chain 2 (Bitcoin): anchored in block 960284 (2026-07-30T17:23:26Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20603722.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe51141b3231f79ba114be6d8065885d44c959acbff5a732626f25917e43f173. Chain 2 (Bitcoin): anchored in block 960368 (2026-07-31T08:26:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20604306.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d7146b00e43d85291737ed02bfea4fa61ccfb718a1e65bf33840aa9a05c0e5a. Chain 2 (Bitcoin): anchored in block 960334 (2026-07-31T02:19:15Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMN20601968.