Serenade, Op. 2: IV. Finale: Allegretto non troppo

Recording by Mieczysław Karłowicz.

Recording identifiers

ISRC
HKI191025204
CopyrightID (CopyrightChains transaction hash)
0xffc0c2e69f8e4df234593fd66d7018451a165f87630720ba7fa75535e02dd7e7
Copyright registration time
2026-06-20T08:35:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:4ca04edc3332ef203eed9ca7fefbb729f5eac9de69e8e753f954c08cb660681e

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.