ISRC USUPK0521702
Verified recording
USUPK0521702 is “Crazy” by CRUCIFIX,
registered on the CopyrightChains blockchain with CopyrightID
0x8839d7644893a989f040b688a32e382926f0c015debd5a4d848a88f8a73b16ac and independently timestamped
in Bitcoin block 960117 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUPK0521702.
Recording identifiers
- ISRC
- USUPK0521702
- Title
- Crazy
- Artist
- CRUCIFIX
- CopyrightID (CopyrightChains transaction hash)
0x8839d7644893a989f040b688a32e382926f0c015debd5a4d848a88f8a73b16ac
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T14:28:24+00:00
- Bitcoin block
- 960117
- Canonical record hash
sha256:ca25240a3dad3dc3eacdfb5d5b0ea6e946a6e18e3c32ef4deccac38340ce254f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUPK0521702
- Bitcoin block existence check
- https://blockstream.info/api/block/960117