ISRC DEF058730909
Verified recording
DEF058730909 is “Wozzeck, Op. 7, Act II Scene 3: Street Before Marie's Door. Guten Tag, Franz” by Alban Berg,
registered on the CopyrightChains blockchain with CopyrightID
0x9b24a123c01da0f2bd4357b3576278a8c70e18242493a73e8fe1797b443cfe86 and independently timestamped
in Bitcoin block 960207 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058730909.
Recording identifiers
- ISRC
- DEF058730909
- Title
- Wozzeck, Op. 7, Act II Scene 3: Street Before Marie's Door. Guten Tag, Franz
- Artist
- Alban Berg
- CopyrightID (CopyrightChains transaction hash)
0x9b24a123c01da0f2bd4357b3576278a8c70e18242493a73e8fe1797b443cfe86
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T04:47:22+00:00
- Bitcoin block
- 960207
- Canonical record hash
sha256:bad76155a9dc296b389b44f67376f397e5b20984be7cdf446037df1d304831a2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058730909
- Bitcoin block existence check
- https://blockstream.info/api/block/960207
Full record
Track page: Wozzeck, Op. 7, Act II Scene 3: Street Before Marie's Door. Guten Tag, Franz · Machine-readable JSON-LD