ISRC GBSMU2430842
Verified recording
GBSMU2430842 is “Valse melancolique No. 8 in G Minor -for the left hand-” by Carlos Marquez,
registered on the CopyrightChains blockchain with CopyrightID
0xd7824f73e9c602553cf0a30e9aafb3d9fd35d16122827e594a3985690aad724c 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/GBSMU2430842.
Recording identifiers
- ISRC
- GBSMU2430842
- Title
- Valse melancolique No. 8 in G Minor -for the left hand-
- Artist
- Carlos Marquez
- CopyrightID (CopyrightChains transaction hash)
0xd7824f73e9c602553cf0a30e9aafb3d9fd35d16122827e594a3985690aad724c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:33204f3dbd3977763f6f859e7903be1d42a75b788e5240a1eb05726359199342- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBSMU2430842
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Valse melancolique No. 8 in G Minor -for the left hand- · Machine-readable JSON-LD