Recording by 双面.

Recording identifiers

ISRC
HKC992625372
CopyrightID (CopyrightChains transaction hash)
0x6b567067bb8b1f1f7479757c21484d835fc43d1ffad7ff910b12df936f0ab446
Copyright registration time
2026-07-29T14:10:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T14:28:24Z
Bitcoin block
960117
Canonical record hash
sha256:2b9f6e2f322205aadb4fce16ce67953e786b1f5da77d0bb3ef6e1e660e3c5528

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.