ISRC USPMZ1911401
Verified recording
USPMZ1911401 is “3 Klavierstücke, Op. 11: No. 1, Mässige Viertel” by Arnold Schoenberg,
registered on the CopyrightChains blockchain with CopyrightID
0xf200bf86338e9de07a896b9fa722b084bf4f8cfa63ce2f9ba124defa09ab1256 and independently timestamped
in Bitcoin block 960354 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USPMZ1911401.
Recording identifiers
- ISRC
- USPMZ1911401
- Title
- 3 Klavierstücke, Op. 11: No. 1, Mässige Viertel
- Artist
- Arnold Schoenberg
- CopyrightID (CopyrightChains transaction hash)
0xf200bf86338e9de07a896b9fa722b084bf4f8cfa63ce2f9ba124defa09ab1256
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:48:18+00:00
- Bitcoin block
- 960354
- Canonical record hash
sha256:b356df1862ae62509252ec80a6942bb095643cc8eec1a9b785fcfda26f4b4536- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USPMZ1911401
- Bitcoin block existence check
- https://blockstream.info/api/block/960354
Full record
Track page: 3 Klavierstücke, Op. 11: No. 1, Mässige Viertel · Machine-readable JSON-LD