Landluft Polka

Recording by Schwenk-Buam.

Recording identifiers

ISRC
DEKD60801410
CopyrightID (CopyrightChains transaction hash)
0xe4a68579b7bd1f3f0eb492b1bfa7ed6451fda5faf7071da15ef77c15b59d521a
Copyright registration time
2026-07-07T21:00:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:25f5a5df5ced0e9e6bf907c1fc6e79527f7cb9243fff62b7bdc0535cd0cc09e1

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.