Blue Mail

Recording by Lars Gullin.

Recording identifiers

ISRC
SEAMD7303090
CopyrightID (CopyrightChains transaction hash)
0xa5621f8502a4ce00e77be9816da600ec60c3a0f1558b685e853ef0434b5df796
Copyright registration time
2026-01-28T20:35:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:be51451372e914608a5b2902e0be2d69141bb8592fd033af3d7823cbfd545f42

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.