Trombones in the Night

Recording by Keith Mansfield.

Recording identifiers

ISRC
GBBGL7000099
Release date of the album this recording appears on
1970-01-01
CopyrightID (CopyrightChains transaction hash)
0x06bd0a9a45bc558c21077775f37fb076c025fe4f17210eb7ee25de1cdf0ebd55
Copyright registration time
2026-07-29T20:48:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T21:09:47Z
Bitcoin block
960144
Canonical record hash
sha256:76eac797aedb4f82171bed31b409b17ad307e84e2f67fd939c09bb3ee947d8d6

What this proof establishes

This recording was released in 1970, before generative AI. ProofProfile's catalogue derives from the pre-2022 AcousticBrainz and MusicBrainz source corpus, and 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.