Intermezzi for Piano: I. [ ]

Recording by Jörg Widmann.

Recording identifiers

ISRC
DEB331862104
CopyrightID (CopyrightChains transaction hash)
0xa9b5916016cde06efae8b60defc8aeb43496ba2d3c9a725380b47274268bcff8
Copyright registration time
2026-07-06T23:17:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:8370b963de02a87da0cfcf4fd72c3525d8c99e32e4fb42560495119d90fc0736

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.