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 0xfcd88ab1695b1d6bd9a2f553cfb8f049e791f9896f44b6752191ae810c8c1e17. Chain 2 (Bitcoin): anchored in block 954131 (2026-06-17T19:19:19Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/7d46db38-1734-4358-acaf-f8c0e526d7c8.json and https://artists.proofprofile.net/proofs/artist/7d46db38-1734-4358-acaf-f8c0e526d7c8.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Bluegrass Power Picks: Vintage Collection (Vol. 2)
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 0x27df30d9c8754de486ebdb767c266ec1c583335e9a8a6988c2d77933dfb23306. Chain 2 (Bitcoin): anchored in block 957122 (2026-07-08T03:39:04Z), 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/USAP39745602.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5cdea8d88faad760740e5bad876f13045da231093fee7a04ad245030ec5e731d. 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/USAP39745603.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9addfc6f4de9fa0c2f86b88ed843cf84001fb5c9f2444c6465f29d9fc6551851. 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/USAP39745617.
I'm Just Here to Get My Baby out of Jail
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd46c0173678d7deb8ee88f07b88536433a9dbd8bb37cc4292ee220c48ae91c32. Chain 2 (Bitcoin): anchored in block 957122 (2026-07-08T03:39:04Z), 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/USAP39745623.
Classic Old-Time Music from Smithsonian Folkways
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa2cb2b154836e71cc3afc72f09e80e7a5597c13cc611bbca96a77e60424d8e69. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), 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/USSF10309301.
Bill Morgan and His Gal (My Name is Morgan But It Ain't J.P.)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb59d01e1bcf8aba87ad41e47177445fdd9d7335dfd065134b3c9c125374ef38f. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), 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/USSF19810802.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a310b2deeb3ee16a0c9426062f099f1934264e8a7314ea1c6263ea18d9f4b43. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/USSF19402917.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcec6e0f9db8e1229c069ec002feeca3c955e1786af65d1765bdebb2736fe6023. 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/USSF19807905.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdeffb1efd15193e15e625e2cca14c04e0ee5e998ce51b04ab8e296758a440d10. Chain 2 (Bitcoin): anchored in block 957032 (2026-07-07T11:43:09Z), 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/USSF10309312.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca116af217bdb1281801c1677e66fa90a7b192fcc3aeb196b526d5ec486ad81b. 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/USSF10309316.
Cousin Emmy with The New Lost City Ramblers
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd8e9e4e8a82245c438617a256cf9c73d14a3ff999662c1de1a789acbc33386b1. 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/USSF10309318.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9b7ac4892be336c11d6e034bf3c5ae8ae4e79b710f611432273251e56e3d7a3. 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/USSF10309320.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2ebae3d798a20d7d33aabb6f32a0ba4fc1110c761b6eb88c7569a6edbfb0eb15. 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/USSF10309321.
Andy Cahan, Lisa Ornstein and Laura Fishleder
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f1614d9b06dd24dc426f28097bde6d81ca2726daf0fec9080a7053eb8389548. 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/USSF10309325.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd98f8571464afa65ecf81bb4ee82b295452e6f80e3ef3dd067261b0601f77b76. 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/USSF19001220.
Gordon Tanner, Joe Miller, and John Patterson
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x99b2adca1f36cb9e3ab46f1b319023d7d9ddcedb56efd87f7220e653420eeabc. 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/USSF10309327.
I'm Gonna Live Anyhow Until I Die: Alan Lomax’s "Southern Journey," 1959–1960
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfcad86e6c7073cf121f87ac197bec86a63c42d911e6db08fee5da448abdd9988. 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/USVX41000065.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4be6d5bbb169a63a1b56347b139fd61e50635f1abcec8ba1f925475ee5df7b4a. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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/USVX41000067.
Bessie Jones & the Georgia Sea Island Singers
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa41ecdcdfe2f19ea953ec3bd19fe41029d8a97c82af670ec6d4780c53218dfa3. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/USVX41000071.
WROS Scottsboro Old-Time Religious Hour (excerpt)
The Last Words of Copernicus (112) - Remastered
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f1f92a52edbb95a4dec1209f2182f9c41f119e779f49189903714cfcd492ddc. 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/USVX41000075.
I'm Gonna Live Anyhow Until I Die - Remastered
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb7a32c12a5f3a858fea3928e8b1f11f4f035c3e53e97583ece63514f146ae07a. 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/USVX41000078.
East Virginia Blues (When The Sun Goes Down Series)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5041d4cad6d593448d8ef0593da9de4e545b2f566f74f0a5272df6205ef4be03. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/USBB10400330.
She's A Hum Dum Dinger (From Dingersville) Part 2
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f1f0d82f884cb2365eb7965bb28b0b4631abd5a58756f17d3a4eac4c7b62ad3. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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/USBB10400336.
In the Jailhouse Now, No. 2 - Overdubbed Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb205aa543b9763478628e63c12b9caa7aacf98986a839f2c2f9a8636351128cf. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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/GBYYH1417212.
Galax, Virginia Old Fiddler's Convention
Larry Richardson, Sonny Miller, and Johnny Jackson
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x145eb1c3f68a894c37d517f43ad221ce294fdf1be7e04fb1132a2394e5c61e45. 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/USA560771671.
Jesus Is Getting Us Ready For That Great Day
Do Not Wait Till I'm Laid Beneath The City
I Can't Feel At Home In This World Anymore
You'll Never Go To Heaven With Your Powder And Paint
Appalachian Heart: The Original Bluegrass Classics
Marvin Cobb, Frank Wakefield and The Chain Mountain Boys
Wade Mainer And The Sons Of The Mountaineers
Red Belcher and The Kentucky Ridgerunners
Charlie Poole And The North Carolina Ramblers
Jim Eanes And His Shenandoah Valley Boys
Roy Hall and His Blue Ridge Entertainers
Ralph Mayo And The Southern Mountain Boys
Frank Hunter And His Black Mountain Boys
Bailey Brothers And The Happy Valley Boys
Cecil Surratt And His West Virginia Ramblers
They're At Rest Together (They Sleep Together Now At Rest)
Rolling In My Sweet Baby's Arms - Remastered
Will The Circle Be Unbroken? - Remastered
Tom Dooley and the Best of American Folk & Bluegrass
The Great American Medicine Show Album (1925-1947)
Mountain Gospel: The Sacred Roots of Country Music (CD D)
Wade Mainer & the Sons of the Mountaineers
I Can't Feel at Home in this World Anymore
Bluegrass Trailblazers: Essential Classics
Raymond Fairchild And The Frosty Mountain Boys
Ain't Nobody Gonna Miss Me When I'm Gone
Bluegrass Power Picks: Vintage Traditional Classics (Vol. 1)
Bluegrass Power Picks: Instrumental Classics (Vol. 6)