ISRC FRZ115206628
Verified recording
FRZ115206628 is “Mussorgsky: Boris Godunov, Prologue: "Nu, chtozh vy?" (Officier, Chorus)” by Modest Mussorgsky,
registered on the CopyrightChains blockchain with CopyrightID
0xa9f3a78576fe843ccde40f63fa5197227578d92610c8f6cff5cf38afae7fbce0 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/FRZ115206628.
Recording identifiers
- ISRC
- FRZ115206628
- Title
- Mussorgsky: Boris Godunov, Prologue: "Nu, chtozh vy?" (Officier, Chorus)
- Artist
- Modest Mussorgsky
- CopyrightID (CopyrightChains transaction hash)
0xa9f3a78576fe843ccde40f63fa5197227578d92610c8f6cff5cf38afae7fbce0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:20f321f24230107ed6cd689542c7789325bf43dd374ac4c9d7d86944b26a00a3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ115206628
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Mussorgsky: Boris Godunov, Prologue: "Nu, chtozh vy?" (Officier, Chorus) · Machine-readable JSON-LD