Symphony No. 3: I. Vivo - Lento - Vivo

Recording by Witold Lutosławski.

Recording identifiers

ISRC
GBLWD1006001
CopyrightID (CopyrightChains transaction hash)
0xd25e6694041044c5d0023a0dff88ad211a8254f206a7796e652f768b487bb9d5
Copyright registration time
2026-07-31T15:48:12+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T15:59:18Z
Bitcoin block
960427
Canonical record hash
sha256:2999a24042a2a79f1c73174087ef0b07a4861c837c322e11213d9d9e8d34411c

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.