Idylle (Version for Flute & Piano)

Recording by Karl Doppler.

Recording identifiers

ISRC
DEB261800296
CopyrightID (CopyrightChains transaction hash)
0x42c71c261b42b62cc393646c1b756a4f99474fcdec7ef85888c5cb77f63f8866
Copyright registration time
2026-07-07T05:19:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:339323600801e7a545dc41e84feb5913154a5b250e8c0ccca325f34b0c0081d7

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.