Symphony No. 1: II. Allegretto

Recording by Alfred Schnittke.

Recording identifiers

ISRC
UK2Y21316248
CopyrightID (CopyrightChains transaction hash)
0x4bb2cd16c3a7d74052efe102f08e421e6a0d421dae0b574e426b2c0ca12deae6
Copyright registration time
2026-07-07T08:06:33+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:f1b82523b881b690a48c18a3fdec42f548b7f032d37e1752f56217bc086300be

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.