I. Allegro

Recording by Antonio Vivaldi.

Recording identifiers

ISRC
HKI199329401
CopyrightID (CopyrightChains transaction hash)
0x5d0b9ce99c5fdd097e2318ff22e6b98cb01a6daea86f71d36d0637298a5d1f97
Copyright registration time
2026-01-28T22:20:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:f556fbb96d94bde1b3b1a0589c7584f269be84cd4e47212d1dcf6bffa70d662c

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.