沉澱

Recording by Hu Xia.

Recording identifiers

ISRC
TWA471012009
CopyrightID (CopyrightChains transaction hash)
0xb9ac2b59a6489fa0c8b5ea67dbd3a3e9ae739d885dd75deabcc2974b0b17fdd8
Copyright registration time
2026-07-29T13:44:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T14:28:24Z
Bitcoin block
960117
Canonical record hash
sha256:71a46f80a7dccf19bd8c8c386ce85bd52da0a9e48d6b899e99c303c4ba0e81fd

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.