ISRC USUM71101890
Verified recording
USUM71101890 is “Cool Head” by Travis Barker,
registered on the CopyrightChains blockchain with CopyrightID
0xdec902e5bf3bef8332b27bcdad0637a7d4c37d9ad5d193ef57be1b2c9d32c55d and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71101890.
Recording identifiers
- ISRC
- USUM71101890
- Title
- Cool Head
- Artist
- Travis Barker
- CopyrightID (CopyrightChains transaction hash)
0xdec902e5bf3bef8332b27bcdad0637a7d4c37d9ad5d193ef57be1b2c9d32c55d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:85ae99c13e318dfdd218304e5474f2a1eb6b9cd2ede5ca32d3072554c56e51ae- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71101890
- Bitcoin block existence check
- https://blockstream.info/api/block/953520