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Recording by Kurt Widmann und sein Orchester.

Recording identifiers

ISRC
GRHR11138117
CopyrightID (CopyrightChains transaction hash)
0x9e697805fe1fe078c5cc3cdf638db5f47d34cc2a557cb9686a37b350d0aac7a2
Copyright registration time
2026-07-07T07:35:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:f55bdbb51e2c34750c2c470c9cf65282c246688c39d80898b7115dd375f166a0

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.