過去今天永遠

Recording by Johnny Yim.

Recording identifiers

ISRC
HKI032300017
CopyrightID (CopyrightChains transaction hash)
0x0c27d9dd4b5e78b8dfad1276a9984d0f74e84531ea7bf8c3c3202557f58147ae
Copyright registration time
2026-06-27T23:26:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T16:51:38Z
Bitcoin block
956375
Canonical record hash
sha256:12d1ff20a5681f183c51c9300d45ea4ea1bb4b759f6c3f43ec83cd986bd98564

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.