Riddar Blåskägg

Recording by Siw Malmkvist.

Recording identifiers

ISRC
SEPQA1200477
CopyrightID (CopyrightChains transaction hash)
0x4ee54faa5b933066989268254bcabd5aeb33e19e3dbce8b86f12ecc3cc6ccb4b
Copyright registration time
2026-01-28T23:01:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:9eee2e98bc7e5cd653ba1c926d58dfdad0b5d5801cba53a1e96b7b5af781aaf4

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.