Madame Butterfly: Aria

Recording by Giacomo Puccini.

Recording identifiers

ISRC
DEN120103278
CopyrightID (CopyrightChains transaction hash)
0x5d10a06bd91cbc0fe2250def67ca4dcc1b49ef243024224cfda0b41f17bbdb74
Copyright registration time
2026-06-09T07:04:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:b1e61bb6bbcdc6bc6fc82a252c5017bcc30c1a0473deffa9c9cc85a9875072af

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.