ISRC DEU921897407
Verified recording
DEU921897407 is “Wozzeck, Op. 7, Act II: Wohin so eilig, geehrtester, Herr Sargnagel?” by Alban Berg,
registered on the CopyrightChains blockchain with CopyrightID
0x138e02dc0dc1a39ec391cf483614b498f957d6a0fd0425887c231e6b2b80901d and independently timestamped
in Bitcoin block 960427 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEU921897407.
Recording identifiers
- ISRC
- DEU921897407
- Title
- Wozzeck, Op. 7, Act II: Wohin so eilig, geehrtester, Herr Sargnagel?
- Artist
- Alban Berg
- CopyrightID (CopyrightChains transaction hash)
0x138e02dc0dc1a39ec391cf483614b498f957d6a0fd0425887c231e6b2b80901d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:59:18+00:00
- Bitcoin block
- 960427
- Canonical record hash
sha256:a9d9f0a62ed49a8745238bb002d82afa84f25839f38db5ac4a58c4752c11a5d1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEU921897407
- Bitcoin block existence check
- https://blockstream.info/api/block/960427
Full record
Track page: Wozzeck, Op. 7, Act II: Wohin so eilig, geehrtester, Herr Sargnagel? · Machine-readable JSON-LD