Der Wolf

Recording by Ludwig Hirsch.

Recording identifiers

ISRC
ATF067900040
CopyrightID (CopyrightChains transaction hash)
0xe47c511ab05a0a2b22b6ca7891047a2e5e8e2f2c3861e37086cfd65823b37a46
Copyright registration time
2026-06-11T02:29:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:ff73f72291581b0d77508bac8485dfe6fe26c92b60df508ed64f77ec27f75ae2

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.