Indigo in Blue

Recording by Jun Maeda.

Recording identifiers

ISRC
JPE452200008
CopyrightID (CopyrightChains transaction hash)
0x8c2ccd7f401cf1c74f410ade8b741f9d12e1dd8633e23bb3bf781dc7cefea1ec
Copyright registration time
2026-06-09T06:40:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:bb816320ab75eb6699e07f5c7faad812ec266b384ef02f0445f14863ff95b9cb

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.