Sonata, Op. 12: Sonata, Op. 12: I. Allegro molto

Recording by Jean Sibelius.

Recording identifiers

ISRC
FIHSD1500017
CopyrightID (CopyrightChains transaction hash)
0x45bbd48ce4bfb8197ff66fae1cb603be969b5df71f4565c29cea262ab9efe78b
Copyright registration time
2026-07-30T22:54:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T00:26:26Z
Bitcoin block
960327
Canonical record hash
sha256:adb22c3123bf95219ed4dfafb4acc16e51a6838c1f5ebe951418a6321b45458f

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.