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
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:0561fce9a4c9b0cb3de8dcc41d3072b1e80a2fc4e75e4b3c86ea945dc9735b6d

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.