ISRC FRZ130500422
Verified recording
FRZ130500422 is “String Quartet No. 3 in D Major, Op. 18, No. 3: II. Allegro con Moto” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x2c65708b888a69674203853707bd9334ecca0704b6714e01a48b399b8076b379 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/FRZ130500422.
Recording identifiers
- ISRC
- FRZ130500422
- Title
- String Quartet No. 3 in D Major, Op. 18, No. 3: II. Allegro con Moto
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x2c65708b888a69674203853707bd9334ecca0704b6714e01a48b399b8076b379
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:e09034d9836c796fb3421b467214bbb430a908cbe079886c86bdf49f5d0f4b35- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ130500422
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: String Quartet No. 3 in D Major, Op. 18, No. 3: II. Allegro con Moto · Machine-readable JSON-LD