ISRC USGZ21240776
Verified recording
USGZ21240776 is “Nothing You Can Do” by First Class,
registered on the CopyrightChains blockchain with CopyrightID
0x489a93687a105be7d6b39571e44f66115d95ef1048a106cb126c703cb5f4e9d7 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USGZ21240776.
Recording identifiers
- ISRC
- USGZ21240776
- Title
- Nothing You Can Do
- Artist
- First Class
- CopyrightID (CopyrightChains transaction hash)
0x489a93687a105be7d6b39571e44f66115d95ef1048a106cb126c703cb5f4e9d7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:d03cce20a5dec9eb5254161b2ef2d05e779d659bc6822a8dbd8f6c03b7142753- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USGZ21240776
- Bitcoin block existence check
- https://blockstream.info/api/block/957120