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 0x1387980da70d1e4753b04dc3e1a8cdd1134096bd8504578f9a70824ecde8ccaa. Chain 2 (Bitcoin): anchored in block 953949 (2026-06-16T13:28:01Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/092a52c0-3f38-4ca9-80f6-21396d6e942b.json and https://artists.proofprofile.net/proofs/artist/092a52c0-3f38-4ca9-80f6-21396d6e942b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Elijah, Op. 70, MWV A 25, Pt. 1: Overture
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 0xb5097ae03f0365ef0d7225a24f3138327d111ab335e1fb1205dfde736a02e97d. 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/USTE10702389.
Elijah, Op. 70, MWV A 25, Pt. 1: No. 1b, The Deep Affords No Water
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb7cf296cc363b2d97205a0ae69dee343dbf82e3e808a9ba54279025e16311f86. 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/USTE10704389.
Elijah, Op. 70, MWV A 25, Pt. 1: No. 3, Ye People, Rend Your Hearts
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe2fef04222a4ea008dd7e03b687f0474db8d1a6ae2d29d30a45aac49044e4db8. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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/USTE10706389.
Elijah, Op. 70, MWV A 25, Pt. 1: No. 4, If with All Your Hearts
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a6f09040d355f1bf3c462a7241e8c7e16f3a4cb8972055405e83893109a1884. 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/USTE10707389.
Elijah, Op. 70, MWV A 25, Pt. 1: No. 16, O Thou, Who Makest Thine Angels Spirits
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e186b4a2315edd5388ad7fc2bcb52571e9c656dc4c43040f0dcc2d6f713ee80. 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/USTE10720389.
Elijah, Op. 70, MWV A 25, Pt. 1: Introduction. As God the Lord of Israel Liveth
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcaa088806dda7152d4f00ba1bce65aa97c0a15fdc3dcfa4af249740e461e2cad. Chain 2 (Bitcoin): anchored in block 960321 (2026-07-30T22:27:30Z), 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/USTE10701389.
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
Elijah, Op. 70, MWV A 25, Pt. 1: No. 1a, Help Lord!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xce60c66bc228a6b1e760194de8333a44b7e239e7347e59d3a84b0ec27f2dddbf. Chain 2 (Bitcoin): anchored in block 960441 (2026-07-31T17:29:52Z), 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/USTE10703389.
Elijah, Op. 70, MWV A 25, Pt. 1: No. 2, Zion Spreadeth Her Hands for Aid
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b3200667333224543b73f050f0f6f8ca673e79b8ee8d0656e5e269b416ea9a4. 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/USTE10705389.
Elijah, Op. 70, MWV A 25, Pt. 1: No. 5, Yet Doth the Lord See It Not
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8651c558834a02ca76521b9fb3e356d5e3765d81f737d7c9c610c3da5975a04f. Chain 2 (Bitcoin): anchored in block 960473 (2026-07-31T22:27:44Z), 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/USTE10708389.
Elijah, Op. 70, MWV A 25, Pt. 1: No. 6, Elijah! Get Thee Hence
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2fbb087d3c9febe149e75acda8101ee6cba6628b92c3a47a7c178b7bdd27bdba. Chain 2 (Bitcoin): anchored in block 960427 (2026-07-31T15:59:18Z), 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/USTE10709389.
Elijah, Op. 70, MWV A 25, Pt. 1: No. 7a, For He Shall Give His Angels
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf7992e9f8ae9b8bbd7656f8ca710ba863c3039c62e8afde300f11e2883cfb8af. Chain 2 (Bitcoin): anchored in block 960379 (2026-07-31T09:25:34Z), 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/USTE10710389.
Elijah, Op. 70, MWV A 25, Pt. 1: No. 8, What Have I to Do with Thee? - Give Me Thy Son!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x77ba7b6300a6c4ff862e5161e82885571cb64b22cfab1ef02413f7cf2ddafa79. Chain 2 (Bitcoin): anchored in block 960487 (2026-08-01T00:15:43Z), 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/USTE10712389.
Elijah, Op. 70, MWV A 25, Pt. 1: No. 9, Blessed Are All They That Fear Him
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98300a6e349e9c00559115a4b3a3c7cad9bd6abd6f1c8349c093b9ebfdf20639. Chain 2 (Bitcoin): anchored in block 960302 (2026-07-30T20:09:33Z), 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/USTE10713389.
Elijah, Op. 70, MWV A 25, Pt. 1: No. 10, As God the Lord of Sabaoth Liveth
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8991bfd1e33709d8a4f36780fe1cc163f31c6b225b0e4d4b285a839d522ee52d. Chain 2 (Bitcoin): anchored in block 960489 (2026-08-01T00:40:43Z), 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/USTE10714389.
Elijah, Op. 70, MWV A 25, Pt. 1: No. 14, Lord God of Abraham, Isaac and Israel
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfed85a519abfe0800804f0ef6ff0f7b758db932d2d49b0a772c651e3b3bf00b6. 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/USTE10718389.
Elijah, Op. 70, MWV A 25, Pt. 1: No. 15, Cast Thy Burden upon the Lord
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58936a1b2fb4535bfc137857020f22eeef594b41e98e689c314604b53c71092f. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), 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/USTE10719389.