ISRC USUM72407754
Verified recording
USUM72407754 is “NIRVANA” by Katy Perry,
registered on the CopyrightChains blockchain with CopyrightID
0xb86469cebed0bc7d2934477906bea0e18f77d265a33a8ac890b1cb08a436b229 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/USUM72407754.
Recording identifiers
- ISRC
- USUM72407754
- Title
- NIRVANA
- Artist
- Katy Perry
- CopyrightID (CopyrightChains transaction hash)
0xb86469cebed0bc7d2934477906bea0e18f77d265a33a8ac890b1cb08a436b229
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:21a3ae3c8c294a88597e9cb30f33ffcdc5d4835c26f39896deb08bae5c6dc2a2- Verification API (seven-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72407754
- Bitcoin block existence check
- https://blockstream.info/api/block/953513