ISRC PLA551800969

Verified recording

PLA551800969 is “Serenade in G Major, Op. 2: No. 3” by Mieczysław Karłowicz, registered on the CopyrightChains blockchain with CopyrightID 0xda0382a2c70256ef0dcdcacfdce098a95a47c38714a33d17dae77df995e65531 and independently timestamped in Bitcoin block 960427 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLA551800969.

Recording identifiers

ISRC
PLA551800969
Title
Serenade in G Major, Op. 2: No. 3
Artist
Mieczysław Karłowicz
CopyrightID (CopyrightChains transaction hash)
0xda0382a2c70256ef0dcdcacfdce098a95a47c38714a33d17dae77df995e65531

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T15:59:18+00:00
Bitcoin block
960427
Canonical record hash
sha256:a7f49c02e093038ec9a4777dcf42dddad3c9720244aacec23bd6af84d561861c
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLA551800969
Bitcoin block existence check
https://blockstream.info/api/block/960427

Full record

Track page: Serenade in G Major, Op. 2: No. 3 · Machine-readable JSON-LD