ISRC GBAYC0102420

Verified recording

GBAYC0102420 is “Sibelius: 2 Pieces from Kuolema, Op. 44: No. 1, Valse triste” by Jean Sibelius, registered on the CopyrightChains blockchain with CopyrightID 0x54c434a1e98aaf703b80dac1cc1ffd0c37568e2a36112921334928d87f3cd956 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/GBAYC0102420.

Recording identifiers

ISRC
GBAYC0102420
Title
Sibelius: 2 Pieces from Kuolema, Op. 44: No. 1, Valse triste
Artist
Jean Sibelius
CopyrightID (CopyrightChains transaction hash)
0x54c434a1e98aaf703b80dac1cc1ffd0c37568e2a36112921334928d87f3cd956

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08+00:00
Bitcoin block
956304
Canonical record hash
sha256:458e794dddd81fe28c61e059a21c894ad59ede9a04e04f27654c8ef5b67754c0
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0102420
Bitcoin block existence check
https://blockstream.info/api/block/956304

Full record

Track page: Sibelius: 2 Pieces from Kuolema, Op. 44: No. 1, Valse triste · Machine-readable JSON-LD