Mathis der Maler Symphony, IPH 89: I. Engelkonzert

Recording by Paul Hindemith.

Recording identifiers

ISRC
FRZ131718010
CopyrightID (CopyrightChains transaction hash)
0x5fe34f18aa68ee2fb8db42421f1a1c061428df79fb0183ed367e224c41c60531
Copyright registration time
2026-07-07T16:32:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:ab021ac3e171019b72b550846371476833a7ab4203b80f7375dad61ae221674f

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.