Blue Orb II

Recording by Sigur Rós.

Recording identifiers

ISRC
GBKEE1800968
CopyrightID (CopyrightChains transaction hash)
0x69d26903631fe17c43502ef918713356c9618f5f840630e58ea4c035e26c781f
Copyright registration time
2026-07-07T01:03:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:84c792d9ff446509bb9f9e542027f0ee5b892e67a72ed53ee008fe6bab675029

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.