ISRC NLA507917908
Verified recording
NLA507917908 is “Symphony No. 7 in C Major, Hob. I:7 "Le Midi": 4. Menuetto” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0xd3b3655d57e52e3c0de524fd2e0031db3909f0903973ab4f880a535f9270535e and independently timestamped
in Bitcoin block 960481 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507917908.
Recording identifiers
- ISRC
- NLA507917908
- Title
- Symphony No. 7 in C Major, Hob. I:7 "Le Midi": 4. Menuetto
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0xd3b3655d57e52e3c0de524fd2e0031db3909f0903973ab4f880a535f9270535e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T23:51:35+00:00
- Bitcoin block
- 960481
- Canonical record hash
sha256:a9f4373168bbe8b78c66da2a973faa91b6200a2bed17b17614935c8b97d9fdf8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507917908
- Bitcoin block existence check
- https://blockstream.info/api/block/960481
Full record
Track page: Symphony No. 7 in C Major, Hob. I:7 "Le Midi": 4. Menuetto · Machine-readable JSON-LD