Turandot

Recording by Jussi Björling.

Recording identifiers

ISRC
USX761302107
CopyrightID (CopyrightChains transaction hash)
0x3fe523db51ec97cf19fe44935111cb02dfd0012de742d6f8ff1831f5c482eefd
Copyright registration time
2026-06-27T06:54:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:9d84ce3884a73a146b7752d40a8d45b5dd63a6c870e8d8c4efb7ee1b9e61ee0e

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.