ISRC FRZ131711020

Verified recording

FRZ131711020 is “String Quartet No. 12 in E-Flat Major, Op. 127: II. Adagio, ma non troppo e molto cantabile - Andante con moto” by Ludwig van Beethoven, registered on the CopyrightChains blockchain with CopyrightID 0xa13149a8bc421b21b416ac15c1d12cb13d18650d70e305c1e4e1d51fd8ef78f7 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/FRZ131711020.

Recording identifiers

ISRC
FRZ131711020
Title
String Quartet No. 12 in E-Flat Major, Op. 127: II. Adagio, ma non troppo e molto cantabile - Andante con moto
Artist
Ludwig van Beethoven
CopyrightID (CopyrightChains transaction hash)
0xa13149a8bc421b21b416ac15c1d12cb13d18650d70e305c1e4e1d51fd8ef78f7

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:9a9b8eea23f66b8579caf2308a44bc22002e29a21c7fca21d8c04705b31cca4f
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131711020
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: String Quartet No. 12 in E-Flat Major, Op. 127: II. Adagio, ma non troppo e molto cantabile - Andante con moto · Machine-readable JSON-LD