Nina - Voice

Recording by Giovanni Battista Pergolesi.

Recording identifiers

ISRC
USSM16301363
CopyrightID (CopyrightChains transaction hash)
0x982a3c8a2d79affedde8073bd9c4e6a6e067b4812747d4cdc30afc7827f6908d
Copyright registration time
2026-07-06T09:49:12+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T14:41:13Z
Bitcoin block
957050
Canonical record hash
sha256:272b6c797fec36668f34f2de245226ee14080dd3a8a7463e46f5659c6a8add93

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.