ISRC GBLWD1001713

Verified recording

GBLWD1001713 is “Symphony No. 1: I. Allegro non troppo” by Johan Halvorsen, registered on the CopyrightChains blockchain with CopyrightID 0x4513a44c25ac52db2a43eb6ff49b4aa4e991b202d3d4d203242765c5137c2b71 and independently timestamped in Bitcoin block 960368 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD1001713.

Recording identifiers

ISRC
GBLWD1001713
Title
Symphony No. 1: I. Allegro non troppo
Artist
Johan Halvorsen
CopyrightID (CopyrightChains transaction hash)
0x4513a44c25ac52db2a43eb6ff49b4aa4e991b202d3d4d203242765c5137c2b71

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T08:26:41+00:00
Bitcoin block
960368
Canonical record hash
sha256:85b645d912b00665a904ec243885865a6deaa49cb9c1a4e4f912b396a15e84c0
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD1001713
Bitcoin block existence check
https://blockstream.info/api/block/960368

Full record

Track page: Symphony No. 1: I. Allegro non troppo · Machine-readable JSON-LD