Iris, Act I: Apri la tua finestra!

Recording by Pietro Mascagni.

Recording identifiers

ISRC
USSM12305418
CopyrightID (CopyrightChains transaction hash)
0x28c85b6c3b36114d87ef04ab2ad660eec51963e28cbdd53d2f6c45c073093360
Copyright registration time
2026-07-07T04:14:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:03e0bafb6cbc1264629d44299677fae74602710f582dd8e365c1a5ce25328677

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.