ISRC GBBBA1800171
Verified recording
GBBBA1800171 is “String Quartet No. 9 in E-Flat Major, Op. 117: 4. Adagio” by Dmitri Shostakovich,
registered on the CopyrightChains blockchain with CopyrightID
0x6467f2675f566acdb902af360cc4b76e56842e9c832454528a6db561cdfc312a and independently timestamped
in Bitcoin block 960368 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA1800171.
Recording identifiers
- ISRC
- GBBBA1800171
- Title
- String Quartet No. 9 in E-Flat Major, Op. 117: 4. Adagio
- Artist
- Dmitri Shostakovich
- CopyrightID (CopyrightChains transaction hash)
0x6467f2675f566acdb902af360cc4b76e56842e9c832454528a6db561cdfc312a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:26:41+00:00
- Bitcoin block
- 960368
- Canonical record hash
sha256:1ea72b7dc32649fc1ea7d609e6db54ccb7b3379e3ee172580dd20f24a7abee49- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA1800171
- Bitcoin block existence check
- https://blockstream.info/api/block/960368
Full record
Track page: String Quartet No. 9 in E-Flat Major, Op. 117: 4. Adagio · Machine-readable JSON-LD