你说

Recording by 张奶奶.

Recording identifiers

ISRC
HKG732431315
CopyrightID (CopyrightChains transaction hash)
0x9ef16f077f43b5528f7e835720bd529899dd29be9639b147d32c674276493fb2
Copyright registration time
2026-07-30T04:05:33+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T04:47:22Z
Bitcoin block
960207
Canonical record hash
sha256:c839ea72f97453b36860900e78fd9ae2bcc428f46835f54d20beba0ad6b59ee7

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.