Concerto en do majeur pour violoncelle: Allegro molto

Recording by Joseph Haydn.

Recording identifiers

ISRC
FRZ179601510
CopyrightID (CopyrightChains transaction hash)
0xa6f46d6a4893f43f9495563cf4244f15c921c2d21c8f861aefc2ee13cac3ebc3
Copyright registration time
2026-07-07T11:59:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:5426b073dc8a900932d4a238152a584eb598abce0de4dca96b6bfc31955dccb9

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.