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 0x43140a20ed7a84887f0d52602e4d1689fa77bd25f98cd5a296ffa82478ef9936. 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/34632fd1-9469-4b49-9c68-0760e8e803da.json and https://artists.proofprofile.net/proofs/artist/34632fd1-9469-4b49-9c68-0760e8e803da.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
The Best Instrumental Jazz Love Songs, Vol. 5
The Best Instrumental Rock Love Songs, Vol. 5
The Best Instrumental Rock Love Songs, Vol. 2
The Best Instrumental Rock Love Songs, Vol. 1
The Best Instrumental Rock Love Songs, Vol. 3
The Best Instrumental Country Love Songs, Vol. 4
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 0x55b3b780559bfe12b5f51fb56c35edae5c7a93b5c8cce67a6176a9e200833a42. 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/USQWA1272489.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35f74b989ad9b519c9d60a41ae6451ecc7f3811e4c8307032aa025fd99c348c2. Chain 2 (Bitcoin): anchored in block 958607 (2026-07-18T21:01:11Z), 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/USQWA1268826.
The Best Instrumental Pop Love Songs, Vol. 4
The Best Instrumental Pop Love Songs, Vol. 3
The Best Instrumental Pop Love Songs, Vol. 1
The Best Instrumental Folk Love Songs, Vol. 2
The Best Instrumental Jazz Love Songs, Vol. 3
The Best Instrumental Country Love Songs, Vol. 7
The Best Instrumental Country Love Songs, Vol. 6
The Best Instrumental Rock Love Songs, Vol. 4
The Best Instrumental Pop Love Songs, Vol. 2
The Best Instrumental Rock Love Songs, Vol. 6
The Best Instrumental Jazz Love Songs, Vol. 1
The Best Instrumental Country Love Songs, Vol. 2
The Best Instrumental Country Love Songs, Vol. 1
The Best Instrumental Country Love Songs, Vol. 3
The Best Instrumental Country Love Songs, Vol. 5
The Best Instrumental Folk Love Songs, Vol. 1
The Best Instrumental Jazz Love Songs, Vol. 4
The Best Instrumental Jazz Love Songs, Vol. 2
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d7b8d5548867c7d15a1cb2cd6e5a1931a0917d3f7d5e13a6b44107a1676f54e. Chain 2 (Bitcoin): anchored in block 958383 (2026-07-17T10:50:28Z), 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/USQWA1287398.
The Best of Adult Hits: Pop and Easy Listening, Vol. 14
The Best of Adult Hits: Pop and Easy Listening, Vol. 16
The Best of Adult Hits: Pop and Easy Listening, Vol. 21
The Best of Adult Hits: Pop and Easy Listening, Vol. 18
The Best of Adult Hits: Pop and Easy Listening, Vol. 24
The Best of Adult Hits: Pop and Easy Listening, Vol. 17
The Best of Adult Hits: Pop and Easy Listening, Vol. 15
The Best of Adult Hits: Pop and Easy Listening, Vol. 13
The Best of Adult Hits: Pop and Easy Listening, Vol. 12
The Best of Adult Hits: Pop and Easy Listening, Vol. 23
The Best of Adult Hits: Pop and Easy Listening, Vol. 22
The Best of Adult Hits: Pop and Easy Listening, Vol. 25
The Best of Adult Hits: Pop and Easy Listening, Vol. 20
The Best of Adult Hits: Pop and Easy Listening, Vol. 11
The Best of Adult Hits: Pop and Easy Listening, Vol. 10
The Best of Adult Hits: Pop and Easy Listening, Vol. 19
The Best of Adult Hits: Pop and Easy Listening, Vol. 36
The Best of Adult Hits: Pop and Easy Listening, Vol. 35
The Best of Adult Hits: Pop and Easy Listening, Vol. 27
The Best of Adult Hits: Pop and Easy Listening, Vol. 33
The Best of Adult Hits: Pop and Easy Listening, Vol. 28
The Best of Adult Hits: Pop and Easy Listening, Vol. 29
Great Christmas Songs for the Whole Family, Vol. 1
Great Christmas Songs for the Whole Family, Vol. 2
The Best of Adult Hits: Pop and Easy Listening, Vol. 38
The Best of Adult Hits: Pop and Easy Listening, Vol. 34
The Best of Adult Hits: Pop and Easy Listening, Vol. 37
The Best of Adult Hits: Pop and Easy Listening, Vol. 32
The Best of Adult Hits: Pop and Easy Listening, Vol. 31
The Best of Adult Hits: Pop and Easy Listening, Vol. 26
The Best of Adult Hits: Pop and Easy Listening, Vol. 30
The Big Christian Rock and Christian Pop Collection, Vol. 4
Great Christmas Songs for the Whole Family, Vol. 3
Great Christmas Songs for the Whole Family, Vol. 4
Great Christmas Songs for the Whole Family, Vol. 6
Great Christmas Songs for the Whole Family, Vol. 5
The Big Christian Rock and Christian Pop Collection, Vol. 3
The Big Christian Rock and Christian Pop Collection, Vol. 7
The Big Christian Rock and Christian Pop Collection, Vol. 1
Great Christmas Songs for the Whole Family, Vol. 8
Great Christmas Songs for the Whole Family, Vol. 7
The Big Christian Rock and Christian Pop Collection, Vol. 6
Great Christmas Songs for the Whole Family, Vol. 10
The Big Christian Rock and Christian Pop Collection, Vol. 2
Great Christmas Songs for the Whole Family, Vol. 9
The Big Christian Rock and Christian Pop Collection, Vol. 5
The Best Electronic Dance and Dance-Pop Songs from the 90s and 2000s, Vol. 1
Southern Country Songwriter Favorites, Vol. 5
The Best of Christian and Gospel Favorites, Vol. 4
The Big Christian Rock and Christian Pop Collection, Vol. 8
Southern Country Songwriter Favorites, Vol. 9
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a92cc6dab8ed79a8e6421fe0dc54573f1d10a55977c645edfcfd0eea9368f3a. Chain 2 (Bitcoin): anchored in block 958607 (2026-07-18T21:01:11Z), 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/USQWA1268560.
Southern Country Songwriter Favorites, Vol. 7
Southern Country Songwriter Favorites, Vol. 12
Southern Country Songwriter Favorites, Vol. 6
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc6177409654dc49cebd0c46282d68d11173a4b47b9ad63bedd71443e8fe8a952. Chain 2 (Bitcoin): anchored in block 958783 (2026-07-19T21:20:45Z), 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/USQWA1290983.
The Best Electronic Dance and Dance-Pop Songs from the 90s and 2000s, Vol. 4
Southern Country Songwriter Favorites, Vol. 2
Southern Country Songwriter Favorites, Vol. 3
The Best Electronic Dance and Dance-Pop Songs from the 90s and 2000s, Vol. 5
The Best Electronic Dance and Dance-Pop Songs from the 90s and 2000s, Vol. 2
Southern Country Songwriter Favorites, Vol. 10
Southern Country Songwriter Favorites, Vol. 1
The Best of Christian and Gospel Favorites, Vol. 3
The Big Christian Rock and Christian Pop Collection, Vol. 9
The Best of Christian and Gospel Favorites, Vol. 1
Southern Country Songwriter Favorites, Vol. 11
The Best of Christian and Gospel Favorites, Vol. 5
The Best Electronic Dance and Dance-Pop Songs from the 90s and 2000s, Vol. 3
Southern Country Songwriter Favorites, Vol. 4
The Best Electronic Dance and Dance-Pop Songs from the 90s and 2000s, Vol. 6
The Best of Christian and Gospel Favorites, Vol. 2
The Big Christian Rock and Christian Pop Collection, Vol. 10
The Best Electronic Dance and Dance-Pop Songs from the 90s and 2000s, Vol. 7
Southern Country Songwriter Favorites, Vol. 8
Southern Country Songwriter Favorites, Vol. 13
Southern Country Songwriter Favorites, Vol. 26
Southern Country Songwriter Favorites, Vol. 20
Southern Country Songwriter Favorites, Vol. 25
Southern Country Songwriter Favorites, Vol. 27
Southern Country Songwriter Favorites, Vol. 15
Southern Country Songwriter Favorites, Vol. 18
Southern Country Songwriter Favorites, Vol. 19
Southern Country Songwriter Favorites, Vol. 22
Southern Country Songwriter Favorites, Vol. 23
Southern Country Songwriter Favorites, Vol. 28
Southern Country Songwriter Favorites, Vol. 14
Southern Country Songwriter Favorites, Vol. 24
Southern Country Songwriter Favorites, Vol. 17
Southern Country Songwriter Favorites, Vol. 21
Southern Country Songwriter Favorites, Vol. 16
Southern Country Songwriter Favorites, Vol. 30
Southern Country Songwriter Favorites, Vol. 29
Southern Country Songwriter Favorites, Vol. 33
Precious Delivery: Relaxation Music for the Delivery Room, Vol. 2
Southern Country Songwriter Favorites, Vol. 31
Precious Delivery: Relaxation Music for the Delivery Room, Vol. 3
Southern Country Songwriter Favorites, Vol. 36
Precious Delivery: Relaxation Music for the Delivery Room, Vol. 1
Southern Country Songwriter Favorites, Vol. 32
Southern Country Songwriter Favorites, Vol. 35
Southern Country Songwriter Favorites, Vol. 34
The Best of Instrumental Latin Party Music, Vol. 2
The Best of Instrumental Latin Party Music, Vol. 5
The Best of Instrumental Latin Party Music, Vol. 7
The Best of Instrumental Latin Party Music, Vol. 6
The Best of Instrumental Latin Party Music, Vol. 3
The Best of Instrumental Latin Party Music, Vol. 4
The Best of Instrumental Latin Party Music, Vol. 1
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x16bd4bb21f9b60ba69c9f0c82f22520d6fff3cbf47b8b4eb551b604e643c9121. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), 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/USQWA1267790.
Old Time Rock: Rock and Roll Music and Songs of Teen Idols, Vol. 4
Old Time Rock: Rock and Roll Music and Songs of Teen Idols, Vol. 5
Old Time Rock: Rock and Roll Music and Songs of Teen Idols, Vol. 1
Old Time Rock: Rock and Roll Music and Songs of Teen Idols, Vol. 3
Old Time Rock: Rock and Roll Music and Songs of Teen Idols, Vol. 2
Worship & Praise Religious Hymns, Vol. 11
Worship & Praise Religious Hymns, Vol. 3
Worship & Praise Religious Hymns, Vol. 2
Worship & Praise Religious Hymns, Vol. 9
Worship & Praise Religious Hymns, Vol. 7
Worship & Praise Religious Hymns, Vol. 14
Worship & Praise Religious Hymns, Vol. 1
Worship & Praise Religious Hymns, Vol. 13
Worship & Praise Religious Hymns, Vol. 5
Worship & Praise Religious Hymns, Vol. 4
Worship & Praise Religious Hymns, Vol. 10
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e440312917237c7d57534e6af36ab7595bdd47e3e7f0f9f2075478a0fc2e31a. Chain 2 (Bitcoin): anchored in block 956576 (2026-07-04T02:06:47Z), 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/USQWA1277129.
Worship & Praise Religious Hymns, Vol. 12
Worship & Praise Religious Hymns, Vol. 6
Worship & Praise Religious Hymns, Vol. 8
Worship & Praise Religious Hymns, Vol. 15
Country/Pop Favorite Instrumentals, Vol. 21
Country/Pop Favorite Instrumentals, Vol. 2
Country/Pop Favorite Instrumentals, Vol. 17
Country Instrumental Band Favorites, Vol. 25
Country Instrumental Band Favorites, Vol. 1
Country/Pop Favorite Instrumentals, Vol. 10
Country/Pop Favorite Instrumentals, Vol. 22
Country/Pop Favorite Instrumentals, Vol. 24
Country/Pop Favorite Instrumentals, Vol. 11
Country/Pop Favorite Instrumentals, Vol. 25
Country Instrumental Band Favorites, Vol. 16
Country/Pop Favorite Instrumentals, Vol. 19
Country/Pop Favorite Instrumentals, Vol. 15
Country Instrumental Band Favorites, Vol. 8
Country Instrumental Band Favorites, Vol. 17
Country Instrumental Band Favorites, Vol. 18
Country Instrumental Band Favorites, Vol. 19
Country Instrumental Band Favorites, Vol. 5
Country/Pop Favorite Instrumentals, Vol. 1
Country/Pop Favorite Instrumentals, Vol. 16
Country/Pop Favorite Instrumentals, Vol. 3
Country Instrumental Band Favorites, Vol. 4
Country/Pop Favorite Instrumentals, Vol. 7
Country/Pop Favorite Instrumentals, Vol. 12
Country Instrumental Band Favorites, Vol. 7
Country Instrumental Band Favorites, Vol. 28
Country Instrumental Band Favorites, Vol. 13
Country Instrumental Band Favorites, Vol. 20
Country Instrumental Band Favorites, Vol. 2
Country/Pop Favorite Instrumentals, Vol. 6
Country Instrumental Band Favorites, Vol. 22
Country Instrumental Band Favorites, Vol. 3
Country Instrumental Band Favorites, Vol. 26
Country Instrumental Band Favorites, Vol. 10
Country Instrumental Band Favorites, Vol. 21
Country Instrumental Band Favorites, Vol. 15
Country Instrumental Band Favorites, Vol. 24
Country/Pop Favorite Instrumentals, Vol. 23
Country Instrumental Band Favorites, Vol. 11
Country/Pop Favorite Instrumentals, Vol. 8
Country/Pop Favorite Instrumentals, Vol. 14
Country/Pop Favorite Instrumentals, Vol. 4
Country Instrumental Band Favorites, Vol. 14
Country Instrumental Band Favorites, Vol. 27
Country Instrumental Band Favorites, Vol. 6
Country/Pop Favorite Instrumentals, Vol. 18
Country/Pop Favorite Instrumentals, Vol. 13
Country Instrumental Band Favorites, Vol. 9
Country Instrumental Band Favorites, Vol. 12
Country/Pop Favorite Instrumentals, Vol. 9
Country/Pop Favorite Instrumentals, Vol. 5
Country/Pop Favorite Instrumentals, Vol. 20
Country Instrumental Band Favorites, Vol. 30
Country Instrumental Band Favorites, Vol. 29
Country/Pop Favorite Instrumentals, Vol. 47
Country/Pop Favorite Instrumentals, Vol. 53
Country/Pop Favorite Instrumentals, Vol. 37
Country/Pop Favorite Instrumentals, Vol. 34
Hype Electro-Rave Instrumentals, Vol. 10
The Greatest Popular Songs of the 1930s, Vol. 3
Country/Pop Favorite Instrumentals, Vol. 62
Country/Pop Favorite Instrumentals, Vol. 56
Country/Pop Favorite Instrumentals, Vol. 54
Country/Pop Favorite Instrumentals, Vol. 38
Country/Pop Favorite Instrumentals, Vol. 30
Hype Electro-Rave Instrumentals, Vol. 15
Hype Electro-Rave Instrumentals, Vol. 12
Country/Pop Favorite Instrumentals, Vol. 67
Country/Pop Favorite Instrumentals, Vol. 50
Country/Pop Favorite Instrumentals, Vol. 35
The Greatest Popular Songs of the 1920s, Vol. 2
Country/Pop Favorite Instrumentals, Vol. 45
Country/Pop Favorite Instrumentals, Vol. 42
Country/Pop Favorite Instrumentals, Vol. 28
Country/Pop Favorite Instrumentals, Vol. 57
Country/Pop Favorite Instrumentals, Vol. 52
Country/Pop Favorite Instrumentals, Vol. 39
Hype Electro-Rave Instrumentals, Vol. 14
Country/Pop Favorite Instrumentals, Vol. 60
Country/Pop Favorite Instrumentals, Vol. 46
Country/Pop Favorite Instrumentals, Vol. 31
The Greatest Popular Songs of the 1930s, Vol. 2
Country/Pop Favorite Instrumentals, Vol. 55
Country/Pop Favorite Instrumentals, Vol. 33
Country/Pop Favorite Instrumentals, Vol. 44
Country/Pop Favorite Instrumentals, Vol. 41
Country/Pop Favorite Instrumentals, Vol. 36
Country/Pop Favorite Instrumentals, Vol. 29
Country/Pop Favorite Instrumentals, Vol. 51
Country/Pop Favorite Instrumentals, Vol. 32
Hype Electro-Rave Instrumentals, Vol. 13
Country/Pop Favorite Instrumentals, Vol. 61
Country/Pop Favorite Instrumentals, Vol. 64
Country/Pop Favorite Instrumentals, Vol. 59
Country/Pop Favorite Instrumentals, Vol. 40
Country/Pop Favorite Instrumentals, Vol. 27
Country/Pop Favorite Instrumentals, Vol. 66
Country/Pop Favorite Instrumentals, Vol. 65
Country/Pop Favorite Instrumentals, Vol. 58
Country/Pop Favorite Instrumentals, Vol. 26
The Greatest Popular Songs of the 1930s, Vol. 1
The Greatest Popular Songs of the 1920s, Vol. 1
Hype Electro-Rave Instrumentals, Vol. 11
Country/Pop Favorite Instrumentals, Vol. 63
Country/Pop Favorite Instrumentals, Vol. 48
Country/Pop Favorite Instrumentals, Vol. 43
Ultimate Pop Hit Instrumentals, Vol. 100
Ultimate Pop Hit Instrumentals, Vol. 106
Ultimate Pop Hit Instrumentals, Vol. 110
Ultimate Pop Hit Instrumentals, Vol. 113
Ultimate Pop Hit Instrumentals, Vol. 102
Ultimate Pop Hit Instrumentals, Vol. 101
Ultimate Pop Hit Instrumentals, Vol. 117
Ultimate Pop Hit Instrumentals, Vol. 115
Ultimate Pop Hit Instrumentals, Vol. 120
Ultimate Pop Hit Instrumentals, Vol. 107
Ultimate Pop Hit Instrumentals, Vol. 109
Ultimate Pop Hit Instrumentals, Vol. 111
Ultimate Pop Hit Instrumentals, Vol. 114
Ultimate Pop Hit Instrumentals, Vol. 116
Ultimate Pop Hit Instrumentals, Vol. 121
Ultimate Pop Hit Instrumentals, Vol. 108
Ultimate Pop Hit Instrumentals, Vol. 118
Ultimate Pop Hit Instrumentals, Vol. 105
Ultimate Pop Hit Instrumentals, Vol. 122
Ultimate Pop Hit Instrumentals, Vol. 112
Ultimate Pop Hit Instrumentals, Vol. 104
Ultimate Pop Hit Instrumentals, Vol. 103
Ultimate Pop Hit Instrumentals, Vol. 119
The Best Funk Songs of the 60s and 70s, Vol. 3
The Best Funk Songs of the 60s and 70s, Vol. 1
The Best Funk Songs of the 60s and 70s, Vol. 4
The Best Funk Songs of the 60s and 70s, Vol. 2