The Tempest, Op. 109 (Excerpts): Humoresque

Recording by Jean Sibelius.

Recording identifiers

ISRC
QMFMF2118902
CopyrightID (CopyrightChains transaction hash)
0xc1d129bd7ee7ed6944a864f60008cac0db3f37d99d160e77d91189dd1dad66df
Copyright registration time
2026-01-28T23:01:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:f26a437ef1c0f6f7778c5293d77f9dc38eae99d747b2721fe629aa6cec6fa03b

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.