Wir haben einen Felsen

Recording by Gottlob Lachenmann.

Recording identifiers

ISRC
DEA559900010
CopyrightID (CopyrightChains transaction hash)
0x33e94176d24080c855a5e6110d4b8dcad86140b0d3e10222b4077512e7cb51ab
Copyright registration time
2026-07-06T04:51:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:258feb74091e33398139b4d30ca3c2a4ae991a20c0b9ff5516c497cfc60bb5f4

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.