Kitzlers Studienbuch (Excerpts): Piano Sonata in G Minor

Recording identifiers

ISRC

DEAD61705401

CopyrightID (CopyrightChains transaction hash)

0x68b3e810a7e3a03a46d6b48393d69b1ecdf4e85f11e340524ee93a0df2bd4ea8

Copyright registration time

2026-07-31T13:43:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-31T15:20:15Z

Bitcoin block

960418

Canonical record hash

sha256:7d129585c79a6888be0e9437e3c8d65faad2652ab519a2c39dba9b8e207a819b

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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.