Yesterday

Recording by Benny Chong.

Recording identifiers

ISRC
USASD1600205
CopyrightID (CopyrightChains transaction hash)
0x771bdfbc0e86ecbad8b0574366fc19af51280b8f4f81f7d33e3f74e891dcb53e
Copyright registration time
2026-07-06T20:32:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:c9686b39491581b34d99a88c5d3f781310a20804daf076a3cceb60ee1d00fdf0

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.