Misa "Brevis": Kyrie

Recording by Jakob de Haan.

Recording identifiers

ISRC
RSA281501441
CopyrightID (CopyrightChains transaction hash)
0x8668b3330c17f5ac0cac1881fde0f44ded976533fdb887cdf1b5bfe4cfbe5be2
Copyright registration time
2026-06-11T14:35:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:1f97b4860573b782137fdf7bc5b2bbb1254c197c9ed700011b454861d2159c92

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.