ISRC FRZ202100174
Verified recording
FRZ202100174 is “Tchaikovsky: Variations on a Rococo Theme, Op. 33: Variation VII e Coda. Allegro vivo” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x9ee285e207ad5d75f6221a79550b59ac24ddfa7110047b9e06a113c5da706f9b and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ202100174.
Recording identifiers
- ISRC
- FRZ202100174
- Title
- Tchaikovsky: Variations on a Rococo Theme, Op. 33: Variation VII e Coda. Allegro vivo
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x9ee285e207ad5d75f6221a79550b59ac24ddfa7110047b9e06a113c5da706f9b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:94d6ecdd1472da3424db83f5d5c53f03e050e2b71aa607ae8651f17edb6d0f20- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ202100174
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: Tchaikovsky: Variations on a Rococo Theme, Op. 33: Variation VII e Coda. Allegro vivo · Machine-readable JSON-LD