ISRC GBMNA1112505

Verified recording

GBMNA1112505 is “Piano Concerto No. 1 in E Minor, Op. 11: II. Romanza (Larghetto)” by Friedrich Gulda, registered on the CopyrightChains blockchain with CopyrightID 0x48d8db33332a581bc3175a89fc24e80d06377636a8bf9bab09bfcec74d512344 and independently timestamped in Bitcoin block 960435 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBMNA1112505.

Recording identifiers

ISRC
GBMNA1112505
Title
Piano Concerto No. 1 in E Minor, Op. 11: II. Romanza (Larghetto)
Artist
Friedrich Gulda
CopyrightID (CopyrightChains transaction hash)
0x48d8db33332a581bc3175a89fc24e80d06377636a8bf9bab09bfcec74d512344

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T16:33:26+00:00
Bitcoin block
960435
Canonical record hash
sha256:0db6a1830a86fdfa14611a6f2a7060f40d8b5fa727ef01f509c5d0c99ed74a71
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBMNA1112505
Bitcoin block existence check
https://blockstream.info/api/block/960435

Full record

Track page: Piano Concerto No. 1 in E Minor, Op. 11: II. Romanza (Larghetto) · Machine-readable JSON-LD