ISRC NLA509608617
Verified recording
NLA509608617 is “Six Melodies - performed on Violin and Harp: No. 6 (without indication)” by John Cage,
registered on the CopyrightChains blockchain with CopyrightID
0xe8f35a018533f07a9762f029e1dacca9af155f8de3135474bdd4cd5149c9e9cf and independently timestamped
in Bitcoin block 957124 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509608617.
Recording identifiers
- ISRC
- NLA509608617
- Title
- Six Melodies - performed on Violin and Harp: No. 6 (without indication)
- Artist
- John Cage
- CopyrightID (CopyrightChains transaction hash)
0xe8f35a018533f07a9762f029e1dacca9af155f8de3135474bdd4cd5149c9e9cf
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:53:27+00:00
- Bitcoin block
- 957124
- Canonical record hash
sha256:03b15511e68b6cf517a056cf9e615bdaa1ef318ee68cb45158cfedc8025215f2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509608617
- Bitcoin block existence check
- https://blockstream.info/api/block/957124
Full record
Track page: Six Melodies - performed on Violin and Harp: No. 6 (without indication) · Machine-readable JSON-LD