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 0xfccbfd17d2ce45d3fa51c7c8b6f655527b76ba2d3108b57e67d03aa47c111548. Chain 2 (Bitcoin): anchored in block 953657 (2026-06-14T16:43:25Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/4ef08180-6aa6-4d8c-996d-80b3f643c494.json and https://artists.proofprofile.net/proofs/artist/4ef08180-6aa6-4d8c-996d-80b3f643c494.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Groove Funk Drum Track 130 BPM Drum Beat for Bass Guitar
Drum Tracks Drum Beats for Bass Guitar, Vol. 1
Drum Tracks Drum Beats for Bass Guitar, Vol. 3
Drum Tracks Drum Beats for Bass Guitar, Vol. 2
Drum Tracks Drum Beats for Bass Guitar, Vol. 4
Drum Tracks Rock Metal Beats for Bass Guitar, Vol. 5
Drum Tracks Rock Beats for Bass Guitar, Vol. 11
Drum Tracks Rock Beats for Bass Guitar, Vol. 7
"Groovy" Funk Rock Drum Tracks Beats, Vol. 6
"Rock" Drum Tracks Beats for Bass Guitar, Vol. 8
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 0x5df98e7c6cefc4bee6485aef1a6e5e7300d5be809e7507020fbe13e7d5f22e71. Chain 2 (Bitcoin): anchored in block 957726 (2026-07-12T16:04:28Z), 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/QZHN42205029.
Drum Tracks Blues Beats for Bass Guitar, Vol. 9
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f72b33d789a9ff592492a65d27bb090389a738464da5f188818356f7fe38281. Chain 2 (Bitcoin): anchored in block 958300 (2026-07-16T16:14:30Z), 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/QZES92285172.
Drum Tracks Funk Beats for Bass Guitar, Vol. 10
Drum Tracks Rock Beats for Bass Guitar, Vol. 12
Drum Tracks Rock Beats for Bass Guitar, Vol. 13
Drum Tracks Rock Beats for Bass Guitar, Vol. 14
Drum Tracks Rock Beats for Bass Guitar, Vol. 15
Drum Tracks Rock Beats for Bass Guitar, Vol. 16
Simple Groove Drum Track 90 BPM Drum Beats for Bass Guitar
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58d8b5b9d2c5becef2ed58a00f29b9e90f8dbad6783e60359da088d46c567ba5. 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/QZMER2257812.
Drum Tracks Rock Beats for Bass Guitar, Vol. 17
Drum Tracks Rock Beats for Bass Guitar, Vol. 18
Drum Tracks Rock Beats for Bass Guitar, Vol. 19
Drum Tracks Rock Beats for Bass Guitar, Vol. 20
Drum Tracks Rock Beats for Bass Guitar, Vol. 21
Drum Tracks Rock Beats for Bass Guitar, Vol. 22
Drum Tracks Rock Beats for Bass Guitar, Vol. 23
Heavy Rock Drum Track 130 BPM Drum Beat for Bass Guitar
Drum Tracks Blues Rock Beats for Bass Guitar, Vol. 24
Heavy Rock Drum Track 140 BPM Drums for Bass Guitar
Hard Rock Drum Track 120 BPM Drums for Bass Guitar
Nu Metal 95 BPM Drum Track for Guitar Practice
Drum Tracks Hard Rock Beats for Bass Guitar, Vol. 25
Ghost Rock Drum Track 95 BPM Drums for Bass Guitar
Hard Rock Drum Track 145 BPM Drums for Bass Guitar
Nu Metal 90 BPM Drum Track for Guitar Practice
Inviting Rock 95 BPM Drum Track for Guitar Practice
Disko Rock 90 BPM Drum Track for Bass Guitar
Solid Rock 100 BPM Drum Track for Bass Guitar
Invigorating Rock 95 BPM Drum Track for Bass Guitar
Punchy Rock 90 BPM Drum Track for Bass Guitar
Groove Rock 95 BPM Drum Track for Bass Guitar
Alternate Rock 90 BPM Drum Track for Bass Guitar
Drum Tracks Hard Rock Beats for Bass Guitar, Vol. 26
Dense Rock 75 BPM Drum Track for Bass Guitar
Dark Rock 65 BPM Drum Track for Bass Guitar
Deep Rock 145 BPM Drum Track for Bass Guitar
Crushed Rock 85 BPM Drum Track for Bass Guitar
Stimulating Rock 100 BPM Drum Track for Bass Guitar
Charged Rock 95 BPM Drum Track for Bass Guitar
Liquid Rock 80 BPM Drum Track for Bass Guitar
Drum Tracks Rock Beats for Bass Guitar, Vol. 27
Fast Rock 120 BPM Drum Track for Bass Guitar
Energy Rock 90 BPM Drum Track for Bass Guitar
Thrash Rock 130 BPM Drum Track for Bass Guitar
Vital Metal 160 BPM Drum Track for Bass Guitar
Driven Metal 150 BPM Drum Track for Bass Guitar
"Steel" Nu Metal 130 BPM Drum Track for Bass Guitar
Pushed Rock 140 BPM Drum Track for Bass Guitar
Tasty Rock 100 BPM Drum Track for Bass Guitar
Fire Metal 165 BPM Drum Track for Bass Guitar
Indie Rock 120 BPM Drum Track for Bass Guitar
Drum Tracks Metal Beats for Bass Guitar, Vol. 1
Galloping Metal Drum Track 80 BPM Instrumental Drums for Bass Guitar
Hype Rock 120 BPM Drum Track for Bass Guitar
Wicked Kick Metal 140 BPM Drum Track for Bass Guitar
Chill Rock Groove 70 BPM Drum Track for Bass Guitar
Harsh Metal 160 BPM Drum Track for Bass Guitar
Tasty Funk Rock Drum Track 120 BPM Instrumental Drum Beat for Bass Guitar
Heavy Rock Drum Track 120 BPM Instrumental Drum Beat for Bass Guitar
Indie Rock Drum Track 110 BPM Instrumental Drum Beat for Bass Guitar
Fusion Rock Drum Track 90 BPM Instrumental Drum Beat for Bass Guitar
Indie Alt Rock Drum Track 85 BPM Instrumental Drum Beat for Bass Guitar
Active Hard Rock Drum Track 100 BPM Instrumental Drum Beat for Bass Guitar
Drum Tracks Rock Beats for Bass Guitar, Vol. 28
Sick Rock Groove Drum Track 100 BPM Instrumental Drum Beat for Bass Guitar
Nu Metal Drum Track 120 BPM Instrumental Drum Beat for Bass Guitar
Epic Rock Drum Track 140 BPM Instrumental Drum Beat for Bass Guitar
NU Rock Drum Track 110 BPM Instrumental Drum Beat for Bass Guitar
Trip Rock Drum Track 80 BPM Instrumental Drum Beat for Bass Guitar
Chill Rock Groove Drum Track 90 BPM Instrumental Drum Beat for Bass Guitar
Temper Metal Drum Track 160 BPM Instrumental Drum Beat for Bass Guitar
Disrupt Metal Drum Track 160 BPM Instrumental Drum Beat for Bass Guitar
Vintage Drum Groove 115 BPM Drum Track for Guitar
High Energy Funk Rock Drum Track 120 BPM Instrumental Drum Beat for Bass Guitar
Alt Rock Drum Track 100 BPM Instrumental Drum Beat for Bass Guitar
Dynamic Rock Drum Track 120 BPM Instrumental Drum Beat for Bass Guitar
Raging Rock Drum Track 160 BPM Instrumental Drum Beat for Bass Guitar
Drum Tracks Rock Beats for Bass Guitar, Vol. 29
Edgy Hard Rock Drum Track 80 BPM Instrumental Drum Beat for Bass Guitar