ISRC USUM71311293
Verified recording
USUM71311293 is “Birthday” by Katy Perry,
registered on the CopyrightChains blockchain with CopyrightID
0xf78300d437de8979a1a302f1f42e5ea00c64f1683400049d5b0c1056cf651094 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/USUM71311293.
Recording identifiers
- ISRC
- USUM71311293
- Title
- Birthday
- Artist
- Katy Perry
- CopyrightID (CopyrightChains transaction hash)
0xf78300d437de8979a1a302f1f42e5ea00c64f1683400049d5b0c1056cf651094
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:c2139b2a2de7b0f54859cc3d4962e3d059a89a68843fb0a9f010f30c1ce54bc7- Verification API (seven-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71311293
- Bitcoin block existence check
- https://blockstream.info/api/block/953513