在你離開那一天

Recording by 東城衞.

Recording identifiers

ISRC
TWA531084603
CopyrightID (CopyrightChains transaction hash)
0x96b9a91a12809235ec9973f015defb41af13bed784e3b711d30fae8f171ee46d
Copyright registration time
2026-06-09T12:58:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:e8378ce9cf94115388970e9ace3b4fee2766141827e808828d735448b753c75b

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.