nightfall

Recording by 群雨アンブレイラ.

Recording identifiers

ISRC
JPW561903276
CopyrightID (CopyrightChains transaction hash)
0x6c2311c1127c58c535cded14305ff4eacd0c3b1fccf8098aa756ba27c55130e3
Copyright registration time
2026-08-01T01:50:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-08-01T02:22:04Z
Bitcoin block
960497
Canonical record hash
sha256:26eff6f5054bcf02f1aeeefdb48214199cffdf9b978a1ab587f8000ea8e2363e

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.