I. Allegro ma non troppo

Recording by Franz Schubert.

Recording identifiers

ISRC
HKI199301204
CopyrightID (CopyrightChains transaction hash)
0x7c85ef9f50d5fccbe99547d3a43d32e3ec78c8dd78c57e9082b52f91ce073e09
Copyright registration time
2026-07-07T22:52:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:07db757279f8109f9acb6b89720b87a92d1351f9420de9d05765b995cd5917a3

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.