Tänkhuset 3 / Sovdjurets visa 2 / Nyttolåten 1

Recording by Barbro Hörberg.

Recording identifiers

ISRC
SEBGE1900009
Release date of the album this recording appears on
1969
CopyrightID (CopyrightChains transaction hash)
0x35aa0071e71461888ccb93914c53027b6ec3b9a4e53f07c92aae37e516214238
Copyright registration time
2026-07-08T00:05:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:2e9e04c66837833cddffaeeb9760a9b52c4cafcfb6dc0c412d7905d998512de8

What this proof establishes

This recording was released in 1969, before generative AI. ProofProfile's catalogue derives from the pre-2022 AcousticBrainz and MusicBrainz source corpus, and 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.