ISRC CH0271110070
Verified recording
CH0271110070 is “Mackie Messer - Butterfly - und die Musik spielt dazu” by Claudius Alzner,
registered on the CopyrightChains blockchain with CopyrightID
0xa4e260c9ea5b4bda6321dd3c2a168acbd5bd8d7c65a1a75359f2b3fbe39299ce and independently timestamped
in Bitcoin block 960503 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0271110070.
Recording identifiers
- ISRC
- CH0271110070
- Title
- Mackie Messer - Butterfly - und die Musik spielt dazu
- Artist
- Claudius Alzner
- CopyrightID (CopyrightChains transaction hash)
0xa4e260c9ea5b4bda6321dd3c2a168acbd5bd8d7c65a1a75359f2b3fbe39299ce
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T03:41:24+00:00
- Bitcoin block
- 960503
- Canonical record hash
sha256:1df0d42833ba61a616cf13a2783c2d3754bf024dd7b33e37fd832729d74a4dbd- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0271110070
- Bitcoin block existence check
- https://blockstream.info/api/block/960503
Full record
Track page: Mackie Messer - Butterfly - und die Musik spielt dazu · Machine-readable JSON-LD