Back Then

Recording by Birdman.

Recording identifiers

ISRC
USCM51900258
CopyrightID (CopyrightChains transaction hash)
0x299d6d305889254e2db4dcff1451a0d0d3721eae27847ca069a7187088659091
Copyright registration time
2026-06-21T16:05:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:4255afe882138fb83f8c303a6ec7e75a7a9fb7ae94cc739a9447d5d4ed83c9dc

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.