Karl-Bertil Jonssons julafton

Recording by Arne Domnérus.

Recording identifiers

ISRC
SEANF0200117
CopyrightID (CopyrightChains transaction hash)
0x3a06a5759c8562a417d56e20a506044feff15391c7429e06a7295c991a47f38e
Copyright registration time
2026-06-07T08:19:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:f1d8f8475e7ff6737e609d5b2b8f180ae45b29631f07f9604f3e948dabaf2935

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.