Yesterday

Recording by Jay Park.

Recording identifiers

ISRC
KRMIM2330574
CopyrightID (CopyrightChains transaction hash)
0x40038b618eed311e6be55b94e454d1dc5057280431762d9c2778771590ad0893
Copyright registration time
2026-06-04T09:53:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T17:25:41Z
Bitcoin block
953536
Canonical record hash
sha256:be268034538e5d40db7e748ce6789509c5852fba31fa5c56b0f5f831f38355f0

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.