ISRC GBAYC2200134

Verified recording

GBAYC2200134 is “Szymanowski: 12 Kurpian Songs, Op. 58, Book I: No. 1, Lecioły zórazie” by Karol Szymanowski, registered on the CopyrightChains blockchain with CopyrightID 0x7efa7cdf21c98454f750a851a9e9161b90eca94ef299dbb767debd328bf25179 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/GBAYC2200134.

Recording identifiers

ISRC
GBAYC2200134
Title
Szymanowski: 12 Kurpian Songs, Op. 58, Book I: No. 1, Lecioły zórazie
Artist
Karol Szymanowski
CopyrightID (CopyrightChains transaction hash)
0x7efa7cdf21c98454f750a851a9e9161b90eca94ef299dbb767debd328bf25179

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T08:26:41+00:00
Bitcoin block
960368
Canonical record hash
sha256:ffbf00448cc1a6e1e41b1f0acc9d4ad49c4332f85dcf04e77ed7a3db4fed039b
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC2200134
Bitcoin block existence check
https://blockstream.info/api/block/960368

Full record

Track page: Szymanowski: 12 Kurpian Songs, Op. 58, Book I: No. 1, Lecioły zórazie · Machine-readable JSON-LD