Symphony No. 4 in A Minor, Op. 63: III. Il tempo largo

Recording by Jean Sibelius.

Recording identifiers

ISRC
SEAET1396070
CopyrightID (CopyrightChains transaction hash)
0xfc9da9cb8876855b5059d6e2781aaf94aad68040f1a15a012e4299851f8b058d
Copyright registration time
2026-07-07T08:10:12+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:455945fe172f4908531996dfb82c1e15606935649eace8a37d3673ef47a6a356

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.