Der Wolf

Recording by Ludwig Hirsch.

Recording identifiers

ISRC
ATUM71200220
CopyrightID (CopyrightChains transaction hash)
0xbbaf808c762d3fce6574f0a0d9f53f2c5ca79c6be77115556685b9ea9d62e5bc
Copyright registration time
2026-07-07T23:48:10+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:182208f646feab817ebdbe83ccf4820db94170257f50d52bffd2a0613853731c

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.