ISRC NLA507800057
Verified recording
NLA507800057 is “Piano Trio in C, H.XV No. C1: 3. Andante con variazioni” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0xf207c40cdaac6d325718f0d5df6f8da24291d133bebcb68ab5206a1874cad648 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507800057.
Recording identifiers
- ISRC
- NLA507800057
- Title
- Piano Trio in C, H.XV No. C1: 3. Andante con variazioni
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0xf207c40cdaac6d325718f0d5df6f8da24291d133bebcb68ab5206a1874cad648
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:aa8fe0e530e2ac37d105cd89cc5806a6260a6cb9cb67f3040e8dd77550911602- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507800057
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Piano Trio in C, H.XV No. C1: 3. Andante con variazioni · Machine-readable JSON-LD