ISRC NLA509603501
Verified recording
NLA509603501 is “Symphony in D minor, H.I No. 26 -"Lamentations": 1. Allegro assai con spirito” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x3df5af46f0a2b902ac05cb5c67f017f1a27a8702fae9f7a00a0b5479f8301879 and independently timestamped
in Bitcoin block 960418 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509603501.
Recording identifiers
- ISRC
- NLA509603501
- Title
- Symphony in D minor, H.I No. 26 -"Lamentations": 1. Allegro assai con spirito
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x3df5af46f0a2b902ac05cb5c67f017f1a27a8702fae9f7a00a0b5479f8301879
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:20:15+00:00
- Bitcoin block
- 960418
- Canonical record hash
sha256:3c8e946e0f2a660253e442ac1a577396f29d8fddccff4367a37950977e8b4aa6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509603501
- Bitcoin block existence check
- https://blockstream.info/api/block/960418
Full record
Track page: Symphony in D minor, H.I No. 26 -"Lamentations": 1. Allegro assai con spirito · Machine-readable JSON-LD