黄昏シンフォニー

Recording by KEYTALK.

Recording identifiers

ISRC
JPVI01707730
CopyrightID (CopyrightChains transaction hash)
0x906015066b91919f92960ccb4fbc39799626f0abf80a8b043274923246bb26d2
Copyright registration time
2026-06-11T23:07:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T16:43:08Z
Bitcoin block
957064
Canonical record hash
sha256:47059201c3156ac23f66fa7cb00927955fa325e411e26cc0f4fb01d971fb6bbc

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.