ISRC USSM10405496
Verified recording
USSM10405496 is “Boris Godunov: Opera in Four Acts With a Prologue: Act III, Scene 2:"Tsarevich!"” by Modest Mussorgsky,
registered on the CopyrightChains blockchain with CopyrightID
0x4eaddd497e0fe79859deb21a124e79f322e7eb45ca0dae190a80b96d451fb8ad 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/USSM10405496.
Recording identifiers
- ISRC
- USSM10405496
- Title
- Boris Godunov: Opera in Four Acts With a Prologue: Act III, Scene 2:"Tsarevich!"
- Artist
- Modest Mussorgsky
- CopyrightID (CopyrightChains transaction hash)
0x4eaddd497e0fe79859deb21a124e79f322e7eb45ca0dae190a80b96d451fb8ad
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:17:02+00:00
- Bitcoin block
- 960348
- Canonical record hash
sha256:ebcea1e8609ffb2a2d1656ead638636759ea9cc7e5f15a3241e3e32c80d25643- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10405496
- Bitcoin block existence check
- https://blockstream.info/api/block/960348
Full record
Track page: Boris Godunov: Opera in Four Acts With a Prologue: Act III, Scene 2:"Tsarevich!" · Machine-readable JSON-LD