Assaggio (Transcribed for Alto Guitar): II. Allegro

Recording by Johan Helmich Roman.

Recording identifiers

ISRC
SEAGA1600715
CopyrightID (CopyrightChains transaction hash)
0x9308fdc29583e75116fa57763ebc144794f3b2f302fcd2bdcc95be091bbfcbc9
Copyright registration time
2026-01-28T20:53:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:088a678168f5c988a2994fd73bde027db6ea5e9bedc5b9d972bca2eb77928878

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.