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 0x9ddba98cad1a92f347d5cba4779ab05fc94e2d1e4126fe01b8eb96f3cd4235d9. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/53d08b18-6622-4e22-a0a9-5a189ae9d905.json and https://artists.proofprofile.net/proofs/artist/53d08b18-6622-4e22-a0a9-5a189ae9d905.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
The Blackwood Brothers Quartet featuring James Blackwood (feat. James Blackwood)
Give Me This Mountain (feat. James Blackwood)
I'll Never Walk Alone (feat. James Blackwood)
Turn to the Lord (feat. James Blackwood)
The Lord's Prayer (feat. James Blackwood)
Medley: How Beautiful Heaven Must Be / The Unclouded Day / When I Get to the End of the Way / I'll See You Over There (feat. James Blackwood)
There Is a Higher Power (feat. James Blackwood)
Christ is the Answer (feat. James Blackwood)
Somebody Prayed for Me (feat. James Blackwood)
I Walked Today Where Jesus Walked (feat. James Blackwood)
The Blackwood Brothers Quartet Present Their Exciting Tenor Bill Shaw (feat. Bill Shaw)
The Angels Must Have Cried (feat. Bill Shaw)
Everybody Ought to Love (feat. Bill Shaw)
I'm Gonna Walk, Talk and Sing (feat. Bill Shaw)
All I Do Is Ask the Lord (feat. Bill Shaw)
What a Wonderful Savior (feat. Bill Shaw)
The Blackwood Brothers Quartet Featuring Cecil Blackwood (feat. Cecil Blackwood)
Ol' Brother Noah (feat. Cecil Blackwood)
Above the Clouds (feat. Cecil Blackwood)
Close to the Master (feat. Cecil Blackwood)
The Sweetest Name I Know (feat. Cecil Blackwood)
Promise You'll Meet Me (feat. Cecil Blackwood)
From This Moment On (feat. Cecil Blackwood)
Wonder of Wonders (feat. Cecil Blackwood)
God Is Everywhere (feat. Cecil Blackwood)
Let Me Touch Him (feat. Cecil Blackwood)
Walk, Talk, and Live (feat. Cecil Blackwood)
I Will Never Walk Alone (feat. Cecil Blackwood)
The Best of the Blackwood Brothers Quartet
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 0x7db3503fa77a5baeec5de75e21939a1ed53d4a502a0ffa2dcfa84d4849b2f493. Chain 2 (Bitcoin): anchored in block 956776 (2026-07-05T10:59:37Z), 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/USSM11701812.
The Blackwood Brothers Quartet Featuring The Big Bass Voice Of "Big" John Hall (feat. John Hall)
The Latch Is On The Inside (feat. John Hall)
Medley: A Child Of The King / Child Of The King (feat. John Hall)
The Heavenly Harmony of The Blackwood Brothers Quartet
If God Is Dead (Who's That Living In My Soul)
L-O-V-E - (Everything Living Needs Love)
(Take Away My Worldly Gain, But) Give Me Jesus
Who Can We Turn To? (If We Can't Turn To God?)
Medley (Give The World A Smile, Peace Like A River, God Make A Way, Learning To Lean, Lead Me To That Rock, I'll Meet You In The Morning)
Everyday Will Be Sunday, By And By - Reprise
Bibletone: Blackwood Brothers Quartet 1953 Vol. 1
Bibletone: Blackwood Brothers, August Live
I've Got That Old Time Religion in My Heart
Bibletone: Blackwood Brothers Quartet 1953 Vol. 2
Swing Low, Sweet Chariot / Swing Down Chariot
That's What Was Good About the Good Old Days
I've Heard About a City / Walk Dem Golden Stairs
When I Cross to the Other Side of Jordan
The Ultimate Blackwood Brothers: 80 Years - 80 Songs
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x76dcfaaca7079fc3f71213fa5fa591b6ce0461246f35702826c3083a2b19da5c. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), 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/US3U81600138.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc9d6615f1befb5c5cd6d3c69da0f191d481b6d9c00ee077bdfabd7a62de6d75c. Chain 2 (Bitcoin): anchored in block 956560 (2026-07-03T23:28:02Z), 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/US3U81600142.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x73c03d60ab45d00451166d942b19c7cb543c39c2b30d97b55c7dca0a10cadaeb. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), 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/US3U81600144.
Power in the Blood / Are You Washed in the Blood
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b0770e7fc10e248a97e67c521ba6b0d5403cde0524aa894c81ca3e8c88528ea. 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/US3U81800386.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa8bb97e2e1ae425d88d088768ca1a2129619c770a5795de8d14c371ae90854d3. Chain 2 (Bitcoin): anchored in block 958340 (2026-07-17T02:40:28Z), 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/US3U81800389.