ISRC DEF059031123
Verified recording
DEF059031123 is “The Nutcracker, Op. 71, TH.14 / Act 2: No. 14 Pas de deux: Intrada - Variation I/II - Coda” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x906c5cc42b5c53236712ea664d67b92a358abe2943cd16f1bfaa7c91f7887ce6 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/DEF059031123.
Recording identifiers
- ISRC
- DEF059031123
- Title
- The Nutcracker, Op. 71, TH.14 / Act 2: No. 14 Pas de deux: Intrada - Variation I/II - Coda
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x906c5cc42b5c53236712ea664d67b92a358abe2943cd16f1bfaa7c91f7887ce6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:708d625eea128a79ec92ef25050ea1b17aab183f7b6f389278f22e6b9dd99114- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059031123
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: The Nutcracker, Op. 71, TH.14 / Act 2: No. 14 Pas de deux: Intrada - Variation I/II - Coda · Machine-readable JSON-LD