五時

Recording by 及時雨.

Recording identifiers

ISRC
HKC652300078
CopyrightID (CopyrightChains transaction hash)
0x25de8054c4ef4977d604504f1b091e340b309ff628d3605e3404afa9f9fa492b
Copyright registration time
2026-06-25T01:33:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:b8f961bf5e05c071d051212110760d66f072a2e100f3e205f2c092bb8ba8b9df

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.