Þversögn

Recording by Sigur Rós.

Recording identifiers

ISRC
GBKEE0700023
CopyrightID (CopyrightChains transaction hash)
0x7f769949058c37e48f41df2795801d8210f6b993d10bedc27f3dba264c7439a7
Copyright registration time
2026-06-26T21:23:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T11:38:34Z
Bitcoin block
956351
Canonical record hash
sha256:00d6d7e2172747b7617fe288ba13c0473239a9e2abc72165a6e979a0c8c20347

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.