ISRC NLA509608613
Verified recording
NLA509608613 is “Six Melodies - performed on Violin and Harp: No. 2 Legatissimo (in spite of the changing timbres)” by John Cage,
registered on the CopyrightChains blockchain with CopyrightID
0xbac40af1c12fdfe614763aee8f8072912de529db3451d0ff4fc4b5502742f0d5 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/NLA509608613.
Recording identifiers
- ISRC
- NLA509608613
- Title
- Six Melodies - performed on Violin and Harp: No. 2 Legatissimo (in spite of the changing timbres)
- Artist
- John Cage
- CopyrightID (CopyrightChains transaction hash)
0xbac40af1c12fdfe614763aee8f8072912de529db3451d0ff4fc4b5502742f0d5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:c1312bca0217123fc464f67a58fa27d32dbe089e079e6cb6b3a011a1ee3f076c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509608613
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Six Melodies - performed on Violin and Harp: No. 2 Legatissimo (in spite of the changing timbres) · Machine-readable JSON-LD