Rigoletto, fantasie, Op. 38

Recording by Franz Doppler.

Recording identifiers

ISRC
SEAEB8746030
CopyrightID (CopyrightChains transaction hash)
0x9b0a565264c5128167d15ee5c878ce7a475743ab1373324455eb0df8afdbd3dc
Copyright registration time
2026-07-07T19:42:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:aad07893e36c1e0789815eb50f6fe9ef2171aa452eb2a22ea6f9b9e639d1e089

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.