Visan Om Caspar Mattson

Recording by Stefan Andersson.

Recording identifiers

ISRC
SEYEP0900101
CopyrightID (CopyrightChains transaction hash)
0xd05257ac9b74007b1ee79c7a4bd53383004d490af0306f0a72b50633c276a371
Copyright registration time
2026-06-07T13:13:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:6ea16dabf3c44ed378fb76a4a6a84666fb5ec498f651e70fa1ff830b6d032d88

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.