ISRC DEF057830211
Verified recording
DEF057830211 is “Swan Lake, Op. 20, TH 12 / Act II: No. 10 Scène (Moderato)” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0xf8ef56ad027f09b06d7efcceb2c97babb08b637f4965b41aa278cc1aa1d172cc and independently timestamped
in Bitcoin block 960150 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057830211.
Recording identifiers
- ISRC
- DEF057830211
- Title
- Swan Lake, Op. 20, TH 12 / Act II: No. 10 Scène (Moderato)
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0xf8ef56ad027f09b06d7efcceb2c97babb08b637f4965b41aa278cc1aa1d172cc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:51:49+00:00
- Bitcoin block
- 960150
- Canonical record hash
sha256:14f9e6d3493d470c46a6d7ddac4b6ca743aed6802c63dfc46d5388f6b32e96f2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057830211
- Bitcoin block existence check
- https://blockstream.info/api/block/960150
Full record
Track page: Swan Lake, Op. 20, TH 12 / Act II: No. 10 Scène (Moderato) · Machine-readable JSON-LD