ISRC USCA21001182
Verified recording
USCA21001182 is “California Gurls” by Katy Perry,
registered on the CopyrightChains blockchain with CopyrightID
0x2fb77c83a7b252186233ed6fc7058f9bdd276647005327a0944be088f7ad69b7 and independently timestamped
in Bitcoin block 960327 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USCA21001182.
Recording identifiers
- ISRC
- USCA21001182
- Title
- California Gurls
- Artist
- Katy Perry
- CopyrightID (CopyrightChains transaction hash)
0x2fb77c83a7b252186233ed6fc7058f9bdd276647005327a0944be088f7ad69b7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T00:26:26+00:00
- Bitcoin block
- 960327
- Canonical record hash
sha256:c8a112ddb2ef561927475c997d65308c0a745af45d096150a03076aff09fa470- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USCA21001182
- Bitcoin block existence check
- https://blockstream.info/api/block/960327