Iphigénie en Aulide, Wq. 40, Act II: Passacaille

Recording by Christoph Willibald Gluck.

Recording identifiers

ISRC
FR50X2207339
CopyrightID (CopyrightChains transaction hash)
0xcc651a3c479788d406c460f23b3d2a23c65f2f4b97b6e3a93cfed6b2c05d169e
Copyright registration time
2026-07-06T20:50:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:471926232503660c3c4e18e0de1faebb3c902a21775e3639c3810871f75410fe

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.