Coffee Song

Recording by Hildegard Knef.

Recording identifiers

ISRC
DEN120301550
CopyrightID (CopyrightChains transaction hash)
0x348663b1f458b97665a57d6a4ec640e9689b4dabbcde62a4527833cbf0159d65
Copyright registration time
2026-07-07T13:30:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:233669ff8d4a68bd33d1584f9a627e4551110ddae2992dbf16addcdea9515e6d

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.