ISRC DEF059606181
Verified recording
DEF059606181 is “String Quartet No. 11 In F Minor, Op. 95 - "Serioso": 1. Allegro con brio” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xda9c013cc602647d427c43c788c36484c67c571e39674015d1dcb0416860a09f 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/DEF059606181.
Recording identifiers
- ISRC
- DEF059606181
- Title
- String Quartet No. 11 In F Minor, Op. 95 - "Serioso": 1. Allegro con brio
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xda9c013cc602647d427c43c788c36484c67c571e39674015d1dcb0416860a09f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:177a11f89b9df66bc3996ab227b31aaa56de8eeb24b4f889d7b862053999a3fe- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059606181
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: String Quartet No. 11 In F Minor, Op. 95 - "Serioso": 1. Allegro con brio · Machine-readable JSON-LD