Sonata No. 5

Recording by Carlos Seixas.

Recording identifiers

ISRC
GBEYQ1865709
CopyrightID (CopyrightChains transaction hash)
0xf0e3b0f366a330638afd66e64bef21a923921c84648363e9ad6f9b81067302a7
Copyright registration time
2026-07-07T14:24:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:f8e9393d6fddf5d608615b716e6ba3fb1188f453caaf0ff4e1b6c8e7aaf3a298

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.