BT - Ver.7

Recording by Masashi Hamauzu.

Recording identifiers

ISRC
JPA840900339
CopyrightID (CopyrightChains transaction hash)
0xaccf4148dd48a471fb9545e5b9d7026da579e30aaf0280c4371c91491d5084e6
Copyright registration time
2026-07-31T19:46:34+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T19:53:57Z
Bitcoin block
960456
Canonical record hash
sha256:d110f5251aacf9e4982273c30cb069095859270a23799a616577ae80c67aedf4

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.