ISRC SEWDL0535419
Verified recording
SEWDL0535419 is “The Nutcracker, Op. 71, Act II: XIII. Waltz of the Flowers” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x6a21aa7c5ab439b29a072dd7dc73e45d73e38f136fa292f058def126df4481f7 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0535419.
Recording identifiers
- ISRC
- SEWDL0535419
- Title
- The Nutcracker, Op. 71, Act II: XIII. Waltz of the Flowers
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x6a21aa7c5ab439b29a072dd7dc73e45d73e38f136fa292f058def126df4481f7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:c3ac40d0afab754029e99bce23883f83b05dac1173896c1c49cad4557b37bf34- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0535419
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: The Nutcracker, Op. 71, Act II: XIII. Waltz of the Flowers · Machine-readable JSON-LD