ISRC GBAYC2301862

Verified recording

GBAYC2301862 is “Popper: Hungarian Rhapsody, Op. 68 (Arr. Berthollet for Cello and Piano)” by David Popper, registered on the CopyrightChains blockchain with CopyrightID 0x6d203b33a3f9a297883ecd45742617a3fec5d7982540bff4fc819cf7fcaccb86 and independently timestamped in Bitcoin block 956304 on 2026-07-02. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC2301862.

Recording identifiers

ISRC
GBAYC2301862
Title
Popper: Hungarian Rhapsody, Op. 68 (Arr. Berthollet for Cello and Piano)
Artist
David Popper
CopyrightID (CopyrightChains transaction hash)
0x6d203b33a3f9a297883ecd45742617a3fec5d7982540bff4fc819cf7fcaccb86

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08+00:00
Bitcoin block
956304
Canonical record hash
sha256:7d4a2cda1b33aeeb79f02d4a7ce33336fdc09f93a7983f44f10e5ae99c8a54b0
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC2301862
Bitcoin block existence check
https://blockstream.info/api/block/956304

Full record

Track page: Popper: Hungarian Rhapsody, Op. 68 (Arr. Berthollet for Cello and Piano) · Machine-readable JSON-LD