ISRC FRZ131704020
Verified recording
FRZ131704020 is “Grand Sonata in G Major, Op. 37, TH 139: II. Andante non troppo quasi moderato” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0xdf0ba4958b69037b959a1c2601783665443923733b0191b56aa79e6fdabbbe6b and independently timestamped
in Bitcoin block 960191 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131704020.
Recording identifiers
- ISRC
- FRZ131704020
- Title
- Grand Sonata in G Major, Op. 37, TH 139: II. Andante non troppo quasi moderato
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0xdf0ba4958b69037b959a1c2601783665443923733b0191b56aa79e6fdabbbe6b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T01:51:26+00:00
- Bitcoin block
- 960191
- Canonical record hash
sha256:d7fecbdd6ab92b1409c0f0148f478b77460b6d381b139685176f25f8c52cf3bc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131704020
- Bitcoin block existence check
- https://blockstream.info/api/block/960191
Full record
Track page: Grand Sonata in G Major, Op. 37, TH 139: II. Andante non troppo quasi moderato · Machine-readable JSON-LD