O Haupt voll Blut und Wunden

Recording by Hans Leo Hassler.

Recording identifiers

ISRC
DES381312015
CopyrightID (CopyrightChains transaction hash)
0x63d1e76e715ce29883b05d6aab4556ca489bf351b8a811224d2a21d8d8ef1f93
Copyright registration time
2026-06-24T06:38:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:9ab76698a077ede98f998eeb4703e12529bff9ac08abcd9c2d1833a632e4d7f6

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.