interlude | ˈkænsl̩?

Recording by Kei Matsumaru.

Recording identifiers

ISRC
JPB622001481
CopyrightID (CopyrightChains transaction hash)
0x7894cd0cffbabfec9f4b769368beaca37b3946092a6c9dbc8c33d531356c7fcf
Copyright registration time
2026-07-31T12:53:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T13:04:34Z
Bitcoin block
960403
Canonical record hash
sha256:741cce66848db9c5767d53a0063baa5f49ffc7bc9da2fae79505ae238ec6d8d2

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.