ISRC SEWDL0535424
Verified recording
SEWDL0535424 is “The Nutcracker, Op. 71, Act II: XVI. Final Waltz and Apotheosis” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x072c7f0156a510852bf90e4e2c3413328bbb21cf8f9798b8d47708b26944873f and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0535424.
Recording identifiers
- ISRC
- SEWDL0535424
- Title
- The Nutcracker, Op. 71, Act II: XVI. Final Waltz and Apotheosis
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x072c7f0156a510852bf90e4e2c3413328bbb21cf8f9798b8d47708b26944873f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:c1625b417e75376fc57224de4aded2294939d7d36a052e8c802b11603271be21- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0535424
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: The Nutcracker, Op. 71, Act II: XVI. Final Waltz and Apotheosis · Machine-readable JSON-LD