ISRC GBLWD1006011

Verified recording

GBLWD1006011 is “Concerto for Orchestra: IIIa. Passaccaglia, Toccata e Corale. Andante con moto” by Witold Lutosławski, registered on the CopyrightChains blockchain with CopyrightID 0x6fa7dfcb10253d2524da7768f84f89a9ebc47464461490a77339c2652b4aa410 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/GBLWD1006011.

Recording identifiers

ISRC
GBLWD1006011
Title
Concerto for Orchestra: IIIa. Passaccaglia, Toccata e Corale. Andante con moto
Artist
Witold Lutosławski
CopyrightID (CopyrightChains transaction hash)
0x6fa7dfcb10253d2524da7768f84f89a9ebc47464461490a77339c2652b4aa410

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T19:53:13+00:00
Bitcoin block
960455
Canonical record hash
sha256:3224b67592e2c0d3704850d3da72fed14d33ac6a40d376f5932797b23418e48a
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD1006011
Bitcoin block existence check
https://blockstream.info/api/block/960455

Full record

Track page: Concerto for Orchestra: IIIa. Passaccaglia, Toccata e Corale. Andante con moto · Machine-readable JSON-LD