ISRC DEB331126811
Verified recording
DEB331126811 is “Two Pieces For Piano (1946): I” by John Cage,
registered on the CopyrightChains blockchain with CopyrightID
0x5711087d722196f5a48ccc960c8452bef68fe012df019184708c1a24ab309d34 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB331126811.
Recording identifiers
- ISRC
- DEB331126811
- Title
- Two Pieces For Piano (1946): I
- Artist
- John Cage
- CopyrightID (CopyrightChains transaction hash)
0x5711087d722196f5a48ccc960c8452bef68fe012df019184708c1a24ab309d34
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:cc22bfb78c82725025effa588363f784a2f1053d40ffe7bf77acbeba4f6a88cd- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB331126811
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Two Pieces For Piano (1946): I · Machine-readable JSON-LD