ISRC DEF057830213
Verified recording
DEF057830213 is “Swan Lake, Op. 20, TH 12 / Act II: No. 12 Scène (Allegro)” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x82fe40d2c0c910ae1ee471282452df1a21a963459463e99851c6448790c30cba 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/DEF057830213.
Recording identifiers
- ISRC
- DEF057830213
- Title
- Swan Lake, Op. 20, TH 12 / Act II: No. 12 Scène (Allegro)
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x82fe40d2c0c910ae1ee471282452df1a21a963459463e99851c6448790c30cba
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:f7e72506b974838c232629e7785fa67dd2862995f9dbf43073a6309f0dd4092e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057830213
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Swan Lake, Op. 20, TH 12 / Act II: No. 12 Scène (Allegro) · Machine-readable JSON-LD