ISRC CH6631075508
Verified recording
CH6631075508 is “Six Piano Pieces for Two Hands, Op. 20: IV. Catalonisches Ständchen - Gemächlich” by Volkmar Andreae,
registered on the CopyrightChains blockchain with CopyrightID
0x463cc607615c7b39df4a8e1f4ac03720d57c2851b756893a55dfb5b7b156f9b5 and independently timestamped
in Bitcoin block 960455 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH6631075508.
Recording identifiers
- ISRC
- CH6631075508
- Title
- Six Piano Pieces for Two Hands, Op. 20: IV. Catalonisches Ständchen - Gemächlich
- Artist
- Volkmar Andreae
- CopyrightID (CopyrightChains transaction hash)
0x463cc607615c7b39df4a8e1f4ac03720d57c2851b756893a55dfb5b7b156f9b5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T19:53:13+00:00
- Bitcoin block
- 960455
- Canonical record hash
sha256:f735ab95864189b8e856cdbf16888632cee7c320a50dc22d0efaeca846b2b7dd- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH6631075508
- Bitcoin block existence check
- https://blockstream.info/api/block/960455
Full record
Track page: Six Piano Pieces for Two Hands, Op. 20: IV. Catalonisches Ständchen - Gemächlich · Machine-readable JSON-LD