ISRC DEF058931218
Verified recording
DEF058931218 is “Khovanshchina, Act II: Knjaz'ja!” by Modest Mussorgsky,
registered on the CopyrightChains blockchain with CopyrightID
0xd71cc7de3c574c266c1f461e55e259d56328d2c7af753b72d681e9faeb23df81 and independently timestamped
in Bitcoin block 960348 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058931218.
Recording identifiers
- ISRC
- DEF058931218
- Title
- Khovanshchina, Act II: Knjaz'ja!
- Artist
- Modest Mussorgsky
- CopyrightID (CopyrightChains transaction hash)
0xd71cc7de3c574c266c1f461e55e259d56328d2c7af753b72d681e9faeb23df81
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:17:02+00:00
- Bitcoin block
- 960348
- Canonical record hash
sha256:f672c264d6b30b1745332143061e9b4d54479e36659417e840c9640f56f21be0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058931218
- Bitcoin block existence check
- https://blockstream.info/api/block/960348
Full record
Track page: Khovanshchina, Act II: Knjaz'ja! · Machine-readable JSON-LD