為執著乾杯

Recording by Pong Nan.

Recording identifiers

ISRC
HKC841200071
CopyrightID (CopyrightChains transaction hash)
0x0c64a0a51512e9d77fd74443a4621e16546ffa4dc707776c593bd8e66d960a8e
Copyright registration time
2026-06-27T17:35:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:8a292c5784b92f238c7a178ee3386667f05e33c90d480977ba53fed595234bee

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.