ISRC USRC10700021
Verified recording
USRC10700021 is “Girlfriend” by Avril Lavigne,
registered on the CopyrightChains blockchain with CopyrightID
0x67eb7da7befb7a2bec63e91cbc1b0e94f5fb7da18a2e15425d21f4001009ea82 and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USRC10700021.
Recording identifiers
- ISRC
- USRC10700021
- Title
- Girlfriend
- Artist
- Avril Lavigne
- CopyrightID (CopyrightChains transaction hash)
0x67eb7da7befb7a2bec63e91cbc1b0e94f5fb7da18a2e15425d21f4001009ea82
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:a9a3512588a5fd21abbc17b15227b05240dfc7750ca5e2ca8a4283d521b907d2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USRC10700021
- Bitcoin block existence check
- https://blockstream.info/api/block/953513