白紙一張

Recording by 張繼聰.

Recording identifiers

ISRC
HKJ962515815
CopyrightID (CopyrightChains transaction hash)
0x5f6f291b6ab57664d59953bc320cba4ed05fe26c2fc4cb2e18d85e93f2151ed2
Copyright registration time
2026-06-10T11:18:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T17:25:41Z
Bitcoin block
953536
Canonical record hash
sha256:b7b1f014cf6a506981cea02480a85dbde49695b6798b10a3c7cb893ccebe6c1a

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.