Just Like Yesterday

Recording by Mark Grundhoefer.

Recording identifiers

ISRC
QM24S2008767
CopyrightID (CopyrightChains transaction hash)
0x8851333dddfab80ae27583626ee7c8bc9cda8c674923974b3897f79fd4067b00
Copyright registration time
2026-06-08T14:48:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:057341c006ad50b2bcbca6cdd22547a3a31cecfd3da1459f596393f0dff60895

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.