ISRC GBBBA0401065
Verified recording
GBBBA0401065 is “String Quartet No. 13 in B-Flat Major, Op. 130: 5. Cavatina. Adagio molto espressivo” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xb514f105e889d46163eab543f8c4a449337bc157a428cb45db3e33450f9e8ae6 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA0401065.
Recording identifiers
- ISRC
- GBBBA0401065
- Title
- String Quartet No. 13 in B-Flat Major, Op. 130: 5. Cavatina. Adagio molto espressivo
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xb514f105e889d46163eab543f8c4a449337bc157a428cb45db3e33450f9e8ae6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:0ff71cd503bef1f8274865e817245a47b17ee1fe82d88273543fc54400d5c5da- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA0401065
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: String Quartet No. 13 in B-Flat Major, Op. 130: 5. Cavatina. Adagio molto espressivo · Machine-readable JSON-LD