ISRC USSM11807045
Verified recording
USSM11807045 is “Zwölf Gedichte, Op. 35: No. 4, Erstes Grün” by Robert Schumann,
registered on the CopyrightChains blockchain with CopyrightID
0x6418c50d53e69b804161966269bf86b039e49658301d1f429ff1fcdbc26719ed and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11807045.
Recording identifiers
- ISRC
- USSM11807045
- Title
- Zwölf Gedichte, Op. 35: No. 4, Erstes Grün
- Artist
- Robert Schumann
- CopyrightID (CopyrightChains transaction hash)
0x6418c50d53e69b804161966269bf86b039e49658301d1f429ff1fcdbc26719ed
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:1e622a812378e490c9836c32a5c387c595a29dd4894ba35244a00f916dc249ad- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11807045
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Zwölf Gedichte, Op. 35: No. 4, Erstes Grün · Machine-readable JSON-LD