Hummin' Hills

Recording by Fritz Kalkbrenner.

Recording identifiers

ISRC
DEAF71222119
CopyrightID (CopyrightChains transaction hash)
0x77aaee2126af84eba7696e014e0d2c988b252236de5ff7f311ef25646cda2a0b
Copyright registration time
2026-06-20T17:53:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:ab738bf1b5dc7a2014994a107bfc0568a7535f8ec09a6245cf270ccafe1c2bce

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.