ISRC FR9W11419246
Verified recording
FR9W11419246 is “The Nutcracker, Op. 71a: Tarentelle - Arrangement pour clarinette et piano” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x52ef0fb2fe5b8a65569065f939b4edf2498cdf8bfb1071c54eb3cf633aa5c543 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/FR9W11419246.
Recording identifiers
- ISRC
- FR9W11419246
- Title
- The Nutcracker, Op. 71a: Tarentelle - Arrangement pour clarinette et piano
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x52ef0fb2fe5b8a65569065f939b4edf2498cdf8bfb1071c54eb3cf633aa5c543
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:040f44457f62b7de3d3ad2bccb4e6fe15587edfad29bacc8541769b0f5fc1b26- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR9W11419246
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: The Nutcracker, Op. 71a: Tarentelle - Arrangement pour clarinette et piano · Machine-readable JSON-LD