ISRC DES380011844
Verified recording
DES380011844 is “Piano Quartet in E-Flat Major, Op. 47: I. Sostenuto assai - Allegro ma non troppo” by Robert Schumann,
registered on the CopyrightChains blockchain with CopyrightID
0x646a7fc8f197f98b77f02ba9020fff1c7d8d2090952ef8d6a72fc6d1549795cf and independently timestamped
in Bitcoin block 960240 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DES380011844.
Recording identifiers
- ISRC
- DES380011844
- Title
- Piano Quartet in E-Flat Major, Op. 47: I. Sostenuto assai - Allegro ma non troppo
- Artist
- Robert Schumann
- CopyrightID (CopyrightChains transaction hash)
0x646a7fc8f197f98b77f02ba9020fff1c7d8d2090952ef8d6a72fc6d1549795cf
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T09:57:33+00:00
- Bitcoin block
- 960240
- Canonical record hash
sha256:59da1c574ad9cd0972e4274d594b441b8a14271fefd22db175d8c41ab97c4046- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DES380011844
- Bitcoin block existence check
- https://blockstream.info/api/block/960240
Full record
Track page: Piano Quartet in E-Flat Major, Op. 47: I. Sostenuto assai - Allegro ma non troppo · Machine-readable JSON-LD