ISRC DEB331237803
Verified recording
DEB331237803 is “Four2” by John Cage,
registered on the CopyrightChains blockchain with CopyrightID
0x9785bccab315afbb510e66957b38ca273ed81861832c54b40b64f5b6c71e8648 and independently timestamped
in Bitcoin block 960473 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB331237803.
Recording identifiers
- ISRC
- DEB331237803
- Title
- Four2
- Artist
- John Cage
- CopyrightID (CopyrightChains transaction hash)
0x9785bccab315afbb510e66957b38ca273ed81861832c54b40b64f5b6c71e8648
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T22:27:44+00:00
- Bitcoin block
- 960473
- Canonical record hash
sha256:a06ed15cc9313709343371c75fa911010f80dfa175e5ec134a21909e089440d0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB331237803
- Bitcoin block existence check
- https://blockstream.info/api/block/960473