Concerto en ré majeur pour violoncelle: Adagio

Recording by Joseph Haydn.

Recording identifiers

ISRC
FRZ179601530
CopyrightID (CopyrightChains transaction hash)
0x08619c001065cdfc1a638dd4919be66011605f63b2c77786f421ac386099dc5e
Copyright registration time
2026-07-08T00:05:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:3be43b99a03f14ab04fd10bd515c5d8e69cc4f79283ce99f53af22ed14e57896

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.