Symphony No. XX in E minor: 4. Allegro

Recording by Johan Helmich Roman.

Recording identifiers

ISRC
DEF056402404
CopyrightID (CopyrightChains transaction hash)
0x4103a6b322e71da45047ee74265fd78dc0fb4a33721996c79d5de6295fcecbc4
Copyright registration time
2026-07-30T22:28:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T00:26:26Z
Bitcoin block
960327
Canonical record hash
sha256:ccefbbf82438dc43ee00e93224c766ec1ba00736477d595ad22735b5cd28a159

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.