Symphony No. 3, Op. 36: III. Lento - Cantablile Semplice

Recording by Henryk Górecki.

Recording identifiers

ISRC
USN019228203
CopyrightID (CopyrightChains transaction hash)
0xd4e6f004a173faabdfa7d0c9f9411bf66a444043a9bc24a0d39373214c767839
Copyright registration time
2026-06-06T11:23:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:63d19f490ff6b2460d5a604dada11b6dbfb4d912f7bf98f6eed92238b03f8932

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.