往事只能回味

Recording by 兰儿.

Recording identifiers

ISRC
FRX762229450
CopyrightID (CopyrightChains transaction hash)
0x240c2b91cabf93ecf0959f58d374404efd8750f427b20d135aac3060c889a55c
Copyright registration time
2026-06-20T18:49:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:33cc550a6c17e6707aa77bedadb54da9af7dbc14c3460e478193ebc6a8788d30

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.