ISRC FRZ115206640
Verified recording
FRZ115206640 is “Mussorgsky: Boris Godunov, Act 1: Song of the Hostess. "Poymala ya siza seleznya" (The Hostess, Varlaam, Misail)” by Modest Mussorgsky,
registered on the CopyrightChains blockchain with CopyrightID
0x5da36e44ccc88221ea8aac284971d1634a708d82f0bb7668f5ceb6309ee91c30 and independently timestamped
in Bitcoin block 960455 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ115206640.
Recording identifiers
- ISRC
- FRZ115206640
- Title
- Mussorgsky: Boris Godunov, Act 1: Song of the Hostess. "Poymala ya siza seleznya" (The Hostess, Varlaam, Misail)
- Artist
- Modest Mussorgsky
- CopyrightID (CopyrightChains transaction hash)
0x5da36e44ccc88221ea8aac284971d1634a708d82f0bb7668f5ceb6309ee91c30
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T19:53:13+00:00
- Bitcoin block
- 960455
- Canonical record hash
sha256:6050e24bd5b646592c48059bc2b4ab6a71ec8e3d24c05b48e0115fe8f6053161- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ115206640
- Bitcoin block existence check
- https://blockstream.info/api/block/960455
Full record
Track page: Mussorgsky: Boris Godunov, Act 1: Song of the Hostess. "Poymala ya siza seleznya" (The Hostess, Varlaam, Misail) · Machine-readable JSON-LD