The Black Swan

Recording by Gian Carlo Menotti.

Recording identifiers

ISRC
QZSYP2306068
CopyrightID (CopyrightChains transaction hash)
0x4b48795f5e7a22de22e094640044f7bf27c7d51b39115be945631b89cbf56417
Copyright registration time
2026-07-07T09:03:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:c6f545ecc1d8a7881d68af088594ec4bf7f4da2e5c02cf605aba591aca8d2af8

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.