Brevet

Recording by Sven-Bertil Taube.

Recording identifiers

ISRC
SEAMA7459140
Release date of the album this recording appears on
1974
CopyrightID (CopyrightChains transaction hash)
0x2d5c900552f49b3b3fdec0f80c5a295902d97717d862be8849e9e0ae7222d005
Copyright registration time
2026-01-28T18:02:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:dcefcbba81f204038a8dbe0560ff6811d5ac0e5ab1c7652f19b233e4fce0530b

What this proof establishes

This recording was released in 1974, 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.