Yesterday

Recording by Mel Tormé.

Recording identifiers

ISRC
QM6P41734548
CopyrightID (CopyrightChains transaction hash)
0xa0c11fd95bf5c43629205536008ebb59be45a216d890892dc095f3d9d4a63372
Copyright registration time
2026-07-07T12:39:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:62635694c4402d87aaaf3a24f269589ab3c1e9c9381d46c813e5e4e439404fff

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.