ISRC BER182279304
Verified recording
BER182279304 is “Four Walls, Act I: Dance (I)” by John Cage,
registered on the CopyrightChains blockchain with CopyrightID
0xb96f16024869bc73d8b1066a77f076831f4fb1d575acdf86a7f61a17ef0b6c22 and independently timestamped
in Bitcoin block 960389 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BER182279304.
Recording identifiers
- ISRC
- BER182279304
- Title
- Four Walls, Act I: Dance (I)
- Artist
- John Cage
- CopyrightID (CopyrightChains transaction hash)
0xb96f16024869bc73d8b1066a77f076831f4fb1d575acdf86a7f61a17ef0b6c22
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T10:20:10+00:00
- Bitcoin block
- 960389
- Canonical record hash
sha256:bbc59d4c6e1d9d68fb92109c667ba5717e2160859b1664d72d8bbdb97bba81b8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BER182279304
- Bitcoin block existence check
- https://blockstream.info/api/block/960389
Full record
Track page: Four Walls, Act I: Dance (I) · Machine-readable JSON-LD