Das Lied von der Judenhure Maria Sanders

Recording by Hanns Eisler.

Recording identifiers

ISRC
DEF069813200
CopyrightID (CopyrightChains transaction hash)
0x43ce5cc1227b622c64941ba194cffe791ef813c5edf645a76aac8effd2e78c9e
Copyright registration time
2026-07-07T01:20:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:3e9a6522623845db0b278726056eb3ab85b9d923daf5f771f08c1e97d93dfa39

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.