Bluest Of Blue

Recording by a-ha.

Recording identifiers

ISRC
DEA812200046
CopyrightID (CopyrightChains transaction hash)
0x79e9f2334749d342026a3f537b2737871e7ea299c8ed41b7adb2462e68751f92
Copyright registration time
2026-06-08T16:10:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:3e68f477d16e19891abef436d13b2770016fefff0b9a5cd2c3e2e27c2d11f723

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.