何必

Recording by Wakin Chau.

Recording identifiers

ISRC
TWB819754506
CopyrightID (CopyrightChains transaction hash)
0x0302451354b2e374d745446fd7b8323acee1e0663ec8360297510a193b44ca2a
Copyright registration time
2026-07-06T21:16:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:bb732e0b8b5aa402ba3fbf9134661dc638e0a4b1e9e56967b5a6d9330ed95e5f

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.