Die scharfe Marie

Recording by Ludwig Hirsch.

Recording identifiers

ISRC
ATUM70600104
CopyrightID (CopyrightChains transaction hash)
0xbd2e4a414221f2656a83fc1615b2fb92f40afc8ec5febe69d247e6062837894c
Copyright registration time
2026-07-07T12:07:39+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:04701b835349c7ea6703c08fd873fed763483c439b4737b2dff5886e8c66ae15

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.