ISRC USSM10405468
Verified recording
USSM10405468 is “Boris Godunov: Opera in Four Acts With a Prologue: Act 1, Scene 1: "They are ringing for matins"” by Modest Mussorgsky,
registered on the CopyrightChains blockchain with CopyrightID
0xba24dcbf6acac96bb7500aa5c1dc7e34175fe03f9b69185ffe1b308139391a13 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/USSM10405468.
Recording identifiers
- ISRC
- USSM10405468
- Title
- Boris Godunov: Opera in Four Acts With a Prologue: Act 1, Scene 1: "They are ringing for matins"
- Artist
- Modest Mussorgsky
- CopyrightID (CopyrightChains transaction hash)
0xba24dcbf6acac96bb7500aa5c1dc7e34175fe03f9b69185ffe1b308139391a13
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:4295ca314ac09f571a784080086b7d13d1d67926a85b5c0e0bc70ec48d73a95d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10405468
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Boris Godunov: Opera in Four Acts With a Prologue: Act 1, Scene 1: "They are ringing for matins" · Machine-readable JSON-LD