やつらの足音のバラード

Recording by Kyoko Koizumi.

Recording identifiers

ISRC
JPVI09327010
CopyrightID (CopyrightChains transaction hash)
0x526fc62a9413d67db023191bd62ba0894c4e6a328357f450c9db5776c80146b4
Copyright registration time
2026-07-29T19:25:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34Z
Bitcoin block
960138
Canonical record hash
sha256:95d036003493e9c3c827426e946ad3cf75f54721def964e061e2b296703bca5d

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.