Piano Concerto D Major, Vivace

Recording by Joseph Haydn.

Recording identifiers

ISRC
DER572411006
CopyrightID (CopyrightChains transaction hash)
0xaa5ed88025306de475aed7708ad3a80689bb3fe6f3cb7bed704ae840daf1a12c
Copyright registration time
2026-07-30T09:00:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T09:37:10Z
Bitcoin block
960236
Canonical record hash
sha256:22c7e69ebad0755bb6b7b5d8d5aa42f364e8f43810ca1c9f337c6c9d83485bb4

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.