ISRC USB8U1521564
Verified recording
USB8U1521564 is “Sinfonietta on Russian Themes, Op. 31: I. Allegretto pastorale” by Nikolai Rimsky-Korsakov,
registered on the CopyrightChains blockchain with CopyrightID
0xc4c4064cf4edb1dea2d003cf8a36fda0317fb394c1d35bdb63427d37389aaae5 and independently timestamped
in Bitcoin block 960302 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1521564.
Recording identifiers
- ISRC
- USB8U1521564
- Title
- Sinfonietta on Russian Themes, Op. 31: I. Allegretto pastorale
- Artist
- Nikolai Rimsky-Korsakov
- CopyrightID (CopyrightChains transaction hash)
0xc4c4064cf4edb1dea2d003cf8a36fda0317fb394c1d35bdb63427d37389aaae5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T20:09:33+00:00
- Bitcoin block
- 960302
- Canonical record hash
sha256:ef17cb7356371dde737a944ac99028cd7027c4f00aa89a20c32bc75735b5ffd8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1521564
- Bitcoin block existence check
- https://blockstream.info/api/block/960302
Full record
Track page: Sinfonietta on Russian Themes, Op. 31: I. Allegretto pastorale · Machine-readable JSON-LD