ISRC NLA508640821
Verified recording
NLA508640821 is “The Nutcracker, Op. 71, Act II: No. 14, Pas de deux: Intrada. Andante maestoso” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x8191fa58352bdb6032685d3ddabceea09d9f8a92fcfaff9c337d8dadd87ef611 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/NLA508640821.
Recording identifiers
- ISRC
- NLA508640821
- Title
- The Nutcracker, Op. 71, Act II: No. 14, Pas de deux: Intrada. Andante maestoso
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x8191fa58352bdb6032685d3ddabceea09d9f8a92fcfaff9c337d8dadd87ef611
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:63de4620090c8c0d73a2324569b72c588d6e90ce170f7efc59d05f8b8739e355- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508640821
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: The Nutcracker, Op. 71, Act II: No. 14, Pas de deux: Intrada. Andante maestoso · Machine-readable JSON-LD