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 0x600cfe32e890419b238431e08c71f1429f462f2e0a16e1948d8f00962dce3dcc. Chain 2 (Bitcoin): anchored in block 954533 (2026-06-20T08:57:02Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a38f1b08-c35b-44ba-be79-de98a06dbf8d.json and https://artists.proofprofile.net/proofs/artist/a38f1b08-c35b-44ba-be79-de98a06dbf8d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
I Know Why the Chickens Roost so High in the Trees
Big Stone Gap Was Going to Be a Boom Town
A Bottle of Poison Whiskey and a Magic Guitar
If the Bad Stuff Don't Get You, The Good Stuff Will
Officium Divinum, Morning Prayer: No. 1, The Night Has Passed
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 → block OTSBitcoinBlock must exist at that height 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 0x9a90f26e936811ef61a6301fc5077458d882f34f9459083bb44ff6c236276d0c. 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/UK2381302201.
Officium Divinum, Morning Prayer: No. 3, Dedication
Officium Divinum, Morning Prayer: No. 4, The Song of Zechariah (Benedictus)
Officium Divinum, Midday Prayer: No. 5, Blessed Bread
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd8cb619130048e42317b64047023031c8c8c7eebd944e0c09c28161d825721c9. 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/UK2381302205.
Officium Divinum, Midday Prayer: No. 6, The Real Presence
Officium Divinum, Evening Prayer: No. 8, Gloria in Excelsis
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6c1c9fba910af979a13b7234bef9ca5a2c2ad489062d43695a4c044fbb51015e. 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/UK2381302208.
Officium Divinum, Evening Prayer: No. 9, Let My Prayer Rise Before You
Officium Divinum, Evening Prayer: No. 10, Sweet Dreams Form a Shade
Officium Divinum, Evening Prayer: No. 11, Song of Mary
Officium Divinum, Evening Prayer: No. 12, Kindle in Our Hearts
Officium Divinum, Night Prayer: No. 13, Before the Ending of the Day
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1b7157ae5c009b6cfe20ccb51364ced8f9fe0a8b14819804f58eefffa75667c2. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), 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/UK2381302213.
Officium Divinum, Night Prayer: No. 14, Keep Me as the Apple of Your Eye
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb14864da404e85fc35ac2fe23dcbe07bcabffe6ba2faea979d0f0cfadb969d5b. 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/UK2381302214.
Officium Divinum, Night Prayer: No. 15, Song of Simeon
Officium Divinum, Night Prayer: No. 16, Night Prayers