Marianne

Recording by Martin Spengler & die foischn Wiener.

Recording identifiers

ISRC
ATAR42501050
CopyrightID (CopyrightChains transaction hash)
0x99731ec825d06c1b3f5497d56c2d1b0e9600f71488257326f3182c0cbbfc461a
Copyright registration time
2026-07-07T06:03:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:613e4c371c778a6e2f30eb74fe34910fa70b2be59585fb169722ea715ccd9670

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.