ISRC USA2P1552273
Verified recording
USA2P1552273 is “Catman” by Yoko Ono,
registered on the CopyrightChains blockchain with CopyrightID
0xce643257859e9e3e7e23fa1d7e3bd21393932e8cf1dd9dc0a284036b8d75904f and independently timestamped
in Bitcoin block 960095 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA2P1552273.
Recording identifiers
- ISRC
- USA2P1552273
- Title
- Catman
- Artist
- Yoko Ono
- CopyrightID (CopyrightChains transaction hash)
0xce643257859e9e3e7e23fa1d7e3bd21393932e8cf1dd9dc0a284036b8d75904f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T11:07:37+00:00
- Bitcoin block
- 960095
- Canonical record hash
sha256:34bc1e2b9e7f878dba6d03b28713728d94fd440556c96741385514f04d356510- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA2P1552273
- Bitcoin block existence check
- https://blockstream.info/api/block/960095