Yesterday

Recording by Imaginary Future.

Recording identifiers

ISRC
GBDMT1700121
CopyrightID (CopyrightChains transaction hash)
0xf1bed7de05015efe3fe34a51ef049224b5b5abb1ccd6bf0c0400b3f48e004e1b
Copyright registration time
2026-06-20T02:51:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:14e9aa75c34aa2f4f45f39d1d236578e68d44c21020b9e5d090217dbae580a3d

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.