ISRC FR7JM1905050
Verified recording
FR7JM1905050 is “String Quartet No. 13 in B-Flat Major, Op. 130: V. Cavatina. Adagio molto espressivo” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x12dde6b97b67c03b6304946a160a99a1421ce506713ac54222f1c777f9499caf and independently timestamped
in Bitcoin block 960216 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR7JM1905050.
Recording identifiers
- ISRC
- FR7JM1905050
- Title
- String Quartet No. 13 in B-Flat Major, Op. 130: V. Cavatina. Adagio molto espressivo
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x12dde6b97b67c03b6304946a160a99a1421ce506713ac54222f1c777f9499caf
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T06:39:12+00:00
- Bitcoin block
- 960216
- Canonical record hash
sha256:ead93b24abacd6bf2ca7ae3a4ca6c00783ae4345444cbae0255ed123f2645522- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR7JM1905050
- Bitcoin block existence check
- https://blockstream.info/api/block/960216
Full record
Track page: String Quartet No. 13 in B-Flat Major, Op. 130: V. Cavatina. Adagio molto espressivo · Machine-readable JSON-LD