Mass in A Minor: I. Kyrie

Recording by Imogen Holst.

Recording identifiers

ISRC
USHM11157601
CopyrightID (CopyrightChains transaction hash)
0xfc10b49d037b740cf1cecaea8c59a385581acf0c8ce88544c7d818f606dd83bf
Copyright registration time
2026-07-06T06:02:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:de9eead1ea56d5068919bae1ed10a947fa69e9941d1d3385034834a61f3e3d29

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.