Mati Nurani

Recording by Class of 90.

Recording identifiers

ISRC
FR96X1603230
CopyrightID (CopyrightChains transaction hash)
0xc63692f7ff62abf6037795fdfa45f52609dd94d1ff2fc13e8fbe378fc493a1b6
Copyright registration time
2026-06-24T22:32:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:269c3fd5b5903a425243386bbc1eacfed935dd249856485c74e5a8100fee952d

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.