ISRC GBDGQ1223902
Verified recording
GBDGQ1223902 is “Symphony No. 3 in B-Flat Major, Op. 27 "Song of the Night": II. Allegretto tranquillo” by Karol Szymanowski,
registered on the CopyrightChains blockchain with CopyrightID
0x593fdad9dcb7dee15f0c61d2252a651a8d92ebb95a6bffe1bb27861e139e85a1 and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBDGQ1223902.
Recording identifiers
- ISRC
- GBDGQ1223902
- Title
- Symphony No. 3 in B-Flat Major, Op. 27 "Song of the Night": II. Allegretto tranquillo
- Artist
- Karol Szymanowski
- CopyrightID (CopyrightChains transaction hash)
0x593fdad9dcb7dee15f0c61d2252a651a8d92ebb95a6bffe1bb27861e139e85a1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:2016241e03f475311c75a5d344771eb6e9c4be4ec5387123afa43533f307804f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBDGQ1223902
- Bitcoin block existence check
- https://blockstream.info/api/block/960334
Full record
Track page: Symphony No. 3 in B-Flat Major, Op. 27 "Song of the Night": II. Allegretto tranquillo · Machine-readable JSON-LD