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Recording by Fritz Kalkbrenner.

Recording identifiers

ISRC
DEUD91794507
CopyrightID (CopyrightChains transaction hash)
0x9082806734ff54973d02bddd5a2074df648803f2b7e91603ff8af7662bfc3a2f
Copyright registration time
2026-06-19T03:30:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:046739fe5d0e90edf71067693560735bd8a6325fe0e16573af10164eb5374e22

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.