Turandot, Act I: Signore, ascolta!

Recording by Giacomo Puccini.

Recording identifiers

ISRC
HKI191411404
CopyrightID (CopyrightChains transaction hash)
0xe7bbc7f0588578e7b4d47222d77bf965addd0c5ad824d08b39eb4cd08a08d81a
Copyright registration time
2026-07-31T10:49:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T12:24:41Z
Bitcoin block
960397
Canonical record hash
sha256:751f2329a5ac934ff9997a59b6cf2e580f84be7cc7254f9bdfd662358abf4aba

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.