Missa Octo Vocum: Sanctus

Recording by Hans Leo Hassler.

Recording identifiers

ISRC
DEN422105008
CopyrightID (CopyrightChains transaction hash)
0x4ffd8f226c2efe7c275bbaebbe9a88c93273fb27c21014e7b12d9c1dfffa627c
Copyright registration time
2026-07-07T15:14:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:d96bb7b8570eb3a4011c17852fcd49ed872a91152da61fd9c0d304fe57a0aa7a

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.