天叢雲剣-SKYBREAKER-

Recording by Takanori Nishikawa.

Recording identifiers

ISRC
JPU902404281
CopyrightID (CopyrightChains transaction hash)
0xe3bd6881997c717591b83f1679822a4db5228e7cab2c45f2dcc2fbf5e3baeeb6
Copyright registration time
2026-06-06T21:39:39+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:4b91d4cc0674aa13b9168834480417c92b0ed2fd5ee6eade44fce21bbd55a32b

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.