Nostalgic

Recording by 天門.

Recording identifiers

ISRC
FRX282279632
CopyrightID (CopyrightChains transaction hash)
0xdb35fb2f8c83c57f7d9636820342350353f2a8192dfbae5a3010235d1074d67b
Copyright registration time
2026-06-22T09:46:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:46f6bf3fff5c6e400f7223feb6d923558c05ebe1780c043977bbf3b4c76c2e0c

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.