The Tempest, Op. 109 (Excerpts): Intermezzo

Recording by Jean Sibelius.

Recording identifiers

ISRC
QMFMF2118907
CopyrightID (CopyrightChains transaction hash)
0x352dd24ef6d787c968c373c36a5240a240e6b23f45286429e2e58f01f93f4baf
Copyright registration time
2026-01-28T22:57:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:e60dbba82639ea56126ee7c2c35908418885ac3132f072280928c477d5987976

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.