Werther / Act 3: Prélude

Recording by Jules Massenet.

Recording identifiers

ISRC
DEN961130325
CopyrightID (CopyrightChains transaction hash)
0x1ef9a18ac16cc10d1e01ae9a6fa5f147f3d6e3f9c72202ef7cfed66b322fa12f
Copyright registration time
2026-07-07T12:11:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:4b0238680a07a159e99f3ee1439bb4de76fe48910c06a024a3dd2c74f5a47cc3

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.