ISRC NLE420200302
Verified recording
NLE420200302 is “Serenade for Strings in C Major, Op. 48, TH 48: II. Waltz. Moderato tempo di valse” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0xccc85bb68c62aa8fdd39a99a33cbb8e59c6bb96a79e381c69bfa5387019764a5 and independently timestamped
in Bitcoin block 960264 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE420200302.
Recording identifiers
- ISRC
- NLE420200302
- Title
- Serenade for Strings in C Major, Op. 48, TH 48: II. Waltz. Moderato tempo di valse
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0xccc85bb68c62aa8fdd39a99a33cbb8e59c6bb96a79e381c69bfa5387019764a5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:36:16+00:00
- Bitcoin block
- 960264
- Canonical record hash
sha256:59eb53a6f9cd8b5f1e909ffccea5027b9391e68312e70a3802374d2b533447bb- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE420200302
- Bitcoin block existence check
- https://blockstream.info/api/block/960264
Full record
Track page: Serenade for Strings in C Major, Op. 48, TH 48: II. Waltz. Moderato tempo di valse · Machine-readable JSON-LD