Sonata: III. Presto

Recording by Sérgio Assad.

Recording identifiers

ISRC
BXPNP2300029
CopyrightID (CopyrightChains transaction hash)
0x0d7c11e9224631347b56c5cf1abfd5095a3fc75ab74a173fa4b39911f6a1d08c
Copyright registration time
2026-07-31T13:31:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T13:50:38Z
Bitcoin block
960410
Canonical record hash
sha256:84d9368c61d020697a667e996c9c24c8b953b36210fc97b1ffbad6454295b4b2

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.