ISRC GBLWD1305402
Verified recording
GBLWD1305402 is “Stabat Mater, Op. 53: II. I ktoz, widzac tak cierpiaca (Baritone, Chorus)” by Karol Szymanowski,
registered on the CopyrightChains blockchain with CopyrightID
0x20e5cc94fbbdfe283e09439df5466fa554f75f05af9d0081ebcf780b0126c847 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD1305402.
Recording identifiers
- ISRC
- GBLWD1305402
- Title
- Stabat Mater, Op. 53: II. I ktoz, widzac tak cierpiaca (Baritone, Chorus)
- Artist
- Karol Szymanowski
- CopyrightID (CopyrightChains transaction hash)
0x20e5cc94fbbdfe283e09439df5466fa554f75f05af9d0081ebcf780b0126c847
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:f61c8e7edcaa799ab832dfc558bcc12c7a0110878bf2b032ce4bb817f916bef5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD1305402
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: Stabat Mater, Op. 53: II. I ktoz, widzac tak cierpiaca (Baritone, Chorus) · Machine-readable JSON-LD