ISRC GBBBA1800185
Verified recording
GBBBA1800185 is “String Quartet No. 12 in D-Flat Major, Op. 133: 2. Allegretto - Adagio - Moderato - Allegretto” by Dmitri Shostakovich,
registered on the CopyrightChains blockchain with CopyrightID
0x6e3856527f251ba1adf6a0d76eeaf433f59726de0ffae3eac15e291476531ffd and independently timestamped
in Bitcoin block 960348 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA1800185.
Recording identifiers
- ISRC
- GBBBA1800185
- Title
- String Quartet No. 12 in D-Flat Major, Op. 133: 2. Allegretto - Adagio - Moderato - Allegretto
- Artist
- Dmitri Shostakovich
- CopyrightID (CopyrightChains transaction hash)
0x6e3856527f251ba1adf6a0d76eeaf433f59726de0ffae3eac15e291476531ffd
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:17:02+00:00
- Bitcoin block
- 960348
- Canonical record hash
sha256:b84e0c29ce0cda174035f5ee630dcd64f36370b81ac800b1b8f9e22ebd3cf70e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA1800185
- Bitcoin block existence check
- https://blockstream.info/api/block/960348
Full record
Track page: String Quartet No. 12 in D-Flat Major, Op. 133: 2. Allegretto - Adagio - Moderato - Allegretto · Machine-readable JSON-LD