ISRC FRZ130880015

Verified recording

FRZ130880015 is “Five Movements for String Quartet, Op. 5: No. 1, Heftig bewegt” by Anton Webern, registered on the CopyrightChains blockchain with CopyrightID 0x3d00e97f01f2846b0ca4c7075dec0d67af494f6bef84e7a7d9f4524994d6280c and independently timestamped in Bitcoin block 960397 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ130880015.

Recording identifiers

ISRC
FRZ130880015
Title
Five Movements for String Quartet, Op. 5: No. 1, Heftig bewegt
Artist
Anton Webern
CopyrightID (CopyrightChains transaction hash)
0x3d00e97f01f2846b0ca4c7075dec0d67af494f6bef84e7a7d9f4524994d6280c

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T12:24:41+00:00
Bitcoin block
960397
Canonical record hash
sha256:654de7fe10aeeaae785a7e878e5ca7f404247d1af8d154028a0a7b42507f295a
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ130880015
Bitcoin block existence check
https://blockstream.info/api/block/960397

Full record

Track page: Five Movements for String Quartet, Op. 5: No. 1, Heftig bewegt · Machine-readable JSON-LD