Refur

Recording by Sigur Rós.

Recording identifiers

ISRC
GBKEE0500013
CopyrightID (CopyrightChains transaction hash)
0xddc5c540e6d364dd7cb64e306aa750eb641fd217a42d02b87f074d4419cf6b33
Copyright registration time
2026-06-09T16:48:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:f4158c1c1c60b731463009673c08caaaa26b6d0732c0c94fccaf66fee7c72a29

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.