ISRC CH0011500527
Verified recording
CH0011500527 is “Swan Lake, Op. 20: Act III: Czardas - Danse Hongroise” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x05c84e952a2be61d8de54eee6119c2db56880e4c2c88df3d80480b3071ba4a15 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0011500527.
Recording identifiers
- ISRC
- CH0011500527
- Title
- Swan Lake, Op. 20: Act III: Czardas - Danse Hongroise
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x05c84e952a2be61d8de54eee6119c2db56880e4c2c88df3d80480b3071ba4a15
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:a243e7268767329590b17c15b9ffab08b825b6a04ffef145ca645a6fa6639c08- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0011500527
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: Swan Lake, Op. 20: Act III: Czardas - Danse Hongroise · Machine-readable JSON-LD