往事欲如何

Recording by Wu Bai.

Recording identifiers

ISRC
TWA770500337
CopyrightID (CopyrightChains transaction hash)
0xf0289c2840b67baf297d2da6fe7dcad83c26d3cef07df4d3bb48c198fb816eda
Copyright registration time
2026-06-21T09:28:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:c45beaa81e2521131a9bd4e3e5a770b505d7aae1e6432ab7a7f6d19fa571104d

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.