ISRC GBLWD1304504

Verified recording

GBLWD1304504 is “Piano Concerto in A-Flat Major, Op. 2: III. Rondo. Vivace ma non troppo” by Ignacy Feliks Dobrzyński, registered on the CopyrightChains blockchain with CopyrightID 0x012e63485d55d30bb176c012684b249335919142f5ae086a950e6e6342f3e9c9 and independently timestamped in Bitcoin block 960403 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD1304504.

Recording identifiers

ISRC
GBLWD1304504
Title
Piano Concerto in A-Flat Major, Op. 2: III. Rondo. Vivace ma non troppo
Artist
Ignacy Feliks Dobrzyński
CopyrightID (CopyrightChains transaction hash)
0x012e63485d55d30bb176c012684b249335919142f5ae086a950e6e6342f3e9c9

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T13:04:34+00:00
Bitcoin block
960403
Canonical record hash
sha256:62157f4afca8b8f49da189d8e4c5503a69469899475dc96b0c4c3e2a15a033bb
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD1304504
Bitcoin block existence check
https://blockstream.info/api/block/960403

Full record

Track page: Piano Concerto in A-Flat Major, Op. 2: III. Rondo. Vivace ma non troppo · Machine-readable JSON-LD