Tunnel heaven

Recording by Mari Kaneko.

Recording identifiers

ISRC
JPI310800167
CopyrightID (CopyrightChains transaction hash)
0x9b01d79a9de72cddfa518e84e91fc59875ad9608c59a1cd934bd05e7f0f643b4
Copyright registration time
2026-07-07T20:43:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:bbc2e6d07f9259e571ae303a6b3a202f629b972e56aa8438e02944d4e00d268d

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.