Julia Florida (Barcarola)

Recording by John C. Williams.

Recording identifiers

ISRC
USSM19402002
CopyrightID (CopyrightChains transaction hash)
0xc2fa23c60acbcf1878b9d31cb4d809f210622076ef9ae97f9fa3d51a6247a09e
Copyright registration time
2026-06-23T02:26:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T16:07:00Z
Bitcoin block
957061
Canonical record hash
sha256:5a7494d8bd334a38912aac15ed04928e50d92b2bf6ee02fbe62c3f3db504ba2a

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.