Romeo and Juliet, Op. 64: Montagues and Capulets (excerpt)

Recording by Sergei Prokofiev.

Recording identifiers

ISRC
DEF059330216
CopyrightID (CopyrightChains transaction hash)
0xe618ae851d52996990bb07c4e60ebfd9f06e91adde77466914b0d293a17f73f7
Copyright registration time
2026-06-21T21:33:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:12d05ddcf3509e6ee119f0a107a22ddccad867cd013bb13b1733fa459ccda88a

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.