ISRC DEF057830235
Verified recording
DEF057830235 is “Swan Lake, Op. 20, TH 12 / Act II: No. 13a Danse des cygnes: Valse” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x6ccc7a98ce0c193ccf517e9853305785a64aa77a0b35e46cc51f6029b61e8f4a 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/DEF057830235.
Recording identifiers
- ISRC
- DEF057830235
- Title
- Swan Lake, Op. 20, TH 12 / Act II: No. 13a Danse des cygnes: Valse
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x6ccc7a98ce0c193ccf517e9853305785a64aa77a0b35e46cc51f6029b61e8f4a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:7e8674d0773a0054ab460c0a6c9ca0dd1d71fa36b17d720d7d126d48040f2880- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057830235
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Swan Lake, Op. 20, TH 12 / Act II: No. 13a Danse des cygnes: Valse · Machine-readable JSON-LD