ISRC DEUM71017639
Verified recording
DEUM71017639 is “In A Landscape” by John Cage,
registered on the CopyrightChains blockchain with CopyrightID
0x03f2cf68dd1ca6da009d26ff7b033d2742f92d5aaba490742e5a72e55d004982 and independently timestamped
in Bitcoin block 960455 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEUM71017639.
Recording identifiers
- ISRC
- DEUM71017639
- Title
- In A Landscape
- Artist
- John Cage
- CopyrightID (CopyrightChains transaction hash)
0x03f2cf68dd1ca6da009d26ff7b033d2742f92d5aaba490742e5a72e55d004982
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T19:53:13+00:00
- Bitcoin block
- 960455
- Canonical record hash
sha256:438c2cf683710dcdef3cdc8bbc3d2327d06823de3d83cae55887327668a4d036- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEUM71017639
- Bitcoin block existence check
- https://blockstream.info/api/block/960455