ISRC NLA507700393
Verified recording
NLA507700393 is “Piano Trio in E flat, H.XV No. 36: 1. Allegro moderato” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0xb761bf83a4f6941b4322528e720b177bea27bf6bc46dc95995532659e445d881 and independently timestamped
in Bitcoin block 957073 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507700393.
Recording identifiers
- ISRC
- NLA507700393
- Title
- Piano Trio in E flat, H.XV No. 36: 1. Allegro moderato
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0xb761bf83a4f6941b4322528e720b177bea27bf6bc46dc95995532659e445d881
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T18:39:05+00:00
- Bitcoin block
- 957073
- Canonical record hash
sha256:f074a63d3af049f76e6c1b82b5eadb28749c4317811a5b32728c318ce470028e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507700393
- Bitcoin block existence check
- https://blockstream.info/api/block/957073
Full record
Track page: Piano Trio in E flat, H.XV No. 36: 1. Allegro moderato · Machine-readable JSON-LD