ISRC DEF058730918
Verified recording
DEF058730918 is “Wozzeck, Op. 7, Act III Scene 5: Street before Marie's Door. Ringel, Ringel, Rosenkranz” by Alban Berg,
registered on the CopyrightChains blockchain with CopyrightID
0xa83e19b3b0ab1c6b3b3697d993c72aca853475bf883a05dca34e908c077eb346 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058730918.
Recording identifiers
- ISRC
- DEF058730918
- Title
- Wozzeck, Op. 7, Act III Scene 5: Street before Marie's Door. Ringel, Ringel, Rosenkranz
- Artist
- Alban Berg
- CopyrightID (CopyrightChains transaction hash)
0xa83e19b3b0ab1c6b3b3697d993c72aca853475bf883a05dca34e908c077eb346
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:f00da566cdd8cebe2ab65bffdca1975d5bc01e9592cd977cb3874c2f3879adf2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058730918
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: Wozzeck, Op. 7, Act III Scene 5: Street before Marie's Door. Ringel, Ringel, Rosenkranz · Machine-readable JSON-LD