ISRC GBBBA9450210
Verified recording
GBBBA9450210 is “Symphony No. 3 "Symphony of Sorrowful Songs": 2. Lento e largo (Tranquilissimo - cantabilissimo - dolcissimo - legatissimo) - Edit” by Henryk Górecki,
registered on the CopyrightChains blockchain with CopyrightID
0xb5afc96ffb649b4920162f847451223bc80a5929e2c0bda42cb9c0bfc983ef90 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA9450210.
Recording identifiers
- ISRC
- GBBBA9450210
- Title
- Symphony No. 3 "Symphony of Sorrowful Songs": 2. Lento e largo (Tranquilissimo - cantabilissimo - dolcissimo - legatissimo) - Edit
- Artist
- Henryk Górecki
- CopyrightID (CopyrightChains transaction hash)
0xb5afc96ffb649b4920162f847451223bc80a5929e2c0bda42cb9c0bfc983ef90
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:c90dc22bf8d097b8b686ddddcf34e129473a9ff1a77702fcc98bfb491b878732- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA9450210
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Symphony No. 3 "Symphony of Sorrowful Songs": 2. Lento e largo (Tranquilissimo - cantabilissimo - dolcissimo - legatissimo) - Edit · Machine-readable JSON-LD