ISRC DEF059404901
Verified recording
DEF059404901 is “String Quartet No. 1 in F Major, Op. 18 No. 1: 1. Allegro con brio” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xa307eebe2b25d2983786cffc63e9555f2f3ec55f39c17ea6e8624b682c11cea4 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059404901.
Recording identifiers
- ISRC
- DEF059404901
- Title
- String Quartet No. 1 in F Major, Op. 18 No. 1: 1. Allegro con brio
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xa307eebe2b25d2983786cffc63e9555f2f3ec55f39c17ea6e8624b682c11cea4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:b918be06ecbc0839c567c4abe6c4599855aed1bc37caf795c97bb2e45c051f36- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059404901
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: String Quartet No. 1 in F Major, Op. 18 No. 1: 1. Allegro con brio · Machine-readable JSON-LD