Symphony No. 3: II. Vivo - Stesso movimento - Lento

Recording by Witold Lutosławski.

Recording identifiers

ISRC
GBLWD1006002
CopyrightID (CopyrightChains transaction hash)
0xf50480297ab9feabef0d5967eca7ff9950a22783ada9071a277755e4f3f78c98
Copyright registration time
2026-07-07T16:31:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:3ee04e78f1a41178fbbe4623305a501843ff0e4e62a111d8b86ca87e59f7ec23

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.