ISRC DEF057830249
Verified recording
DEF057830249 is “Swan Lake, Op. 20, TH. 12 / Act I: No. 4d Pas de trois: Moderato” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x34a943d88b0072704409af5942f72e023b1614febe61cef91acc875e32ae9dc2 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/DEF057830249.
Recording identifiers
- ISRC
- DEF057830249
- Title
- Swan Lake, Op. 20, TH. 12 / Act I: No. 4d Pas de trois: Moderato
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x34a943d88b0072704409af5942f72e023b1614febe61cef91acc875e32ae9dc2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:216ba76c1cf6b2505980a616327d3b642690f164dd49393b81f762fbe65b95f7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057830249
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Swan Lake, Op. 20, TH. 12 / Act I: No. 4d Pas de trois: Moderato · Machine-readable JSON-LD