ISRC DEF059405214
Verified recording
DEF059405214 is “String Quartet No. 11 in F Minor, Op. 122: IV. Etude: Allegro - Live” by Dmitri Shostakovich,
registered on the CopyrightChains blockchain with CopyrightID
0xab251f94c0ded7fb56dff0e079c33396c21218b201758050c4ed2b3c9a82b465 and independently timestamped
in Bitcoin block 960095 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059405214.
Recording identifiers
- ISRC
- DEF059405214
- Title
- String Quartet No. 11 in F Minor, Op. 122: IV. Etude: Allegro - Live
- Artist
- Dmitri Shostakovich
- CopyrightID (CopyrightChains transaction hash)
0xab251f94c0ded7fb56dff0e079c33396c21218b201758050c4ed2b3c9a82b465
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T11:07:37+00:00
- Bitcoin block
- 960095
- Canonical record hash
sha256:81a06eee5229547f2adde9eae27b01bfa9761b0588c69d9f279794f4f6e96a5d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059405214
- Bitcoin block existence check
- https://blockstream.info/api/block/960095
Full record
Track page: String Quartet No. 11 in F Minor, Op. 122: IV. Etude: Allegro - Live · Machine-readable JSON-LD