Raindrop Reprise

Recording by Frédéric Chopin.

Recording identifiers

ISRC
NLA509615221
CopyrightID (CopyrightChains transaction hash)
0x869342a3a83f620e17fcc61725540fcd2f0ee81a03756c21d9e53803a750c1f6
Copyright registration time
2026-06-23T09:33:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:1a9e0cc323b69005eb6ac9c5bce9dd583e24c8f38f13f70b909875d2b1061456

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.