ISRC UK2Y21901780
Verified recording
UK2Y21901780 is “String Quartet No. 3 in F Major, Op. 73: IV. Adagio” by Dmitri Shostakovich,
registered on the CopyrightChains blockchain with CopyrightID
0x7cab2d5e4214780172da02c9869bb7fc9b09068bc55834c08bd14474eb692af9 and independently timestamped
in Bitcoin block 960459 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK2Y21901780.
Recording identifiers
- ISRC
- UK2Y21901780
- Title
- String Quartet No. 3 in F Major, Op. 73: IV. Adagio
- Artist
- Dmitri Shostakovich
- CopyrightID (CopyrightChains transaction hash)
0x7cab2d5e4214780172da02c9869bb7fc9b09068bc55834c08bd14474eb692af9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T20:22:46+00:00
- Bitcoin block
- 960459
- Canonical record hash
sha256:23655563ca32963a187fc0a295054ef360e505bfd934b2544b3756b2923b2e31- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK2Y21901780
- Bitcoin block existence check
- https://blockstream.info/api/block/960459
Full record
Track page: String Quartet No. 3 in F Major, Op. 73: IV. Adagio · Machine-readable JSON-LD