Montezuma, RV 723, Act I: Allegro No. 2

Recording by Antonio Vivaldi.

Recording identifiers

ISRC
FR10S1759604
CopyrightID (CopyrightChains transaction hash)
0x2de2d1b9110e81f600c882c61a0f7442a4c237945aa0eb0b19d6d11d8f36a967
Copyright registration time
2026-07-31T13:38:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T13:50:38Z
Bitcoin block
960410
Canonical record hash
sha256:eb1ce5382348d7a8dac68000df6f6594e7127b35462af627969fbae63a2b3b7c

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.