Trombone Concerto in D Major: II. Adagio

Recording by Leopold Mozart.

Recording identifiers

ISRC
SEAEM0448100
CopyrightID (CopyrightChains transaction hash)
0x606be173127cf1cbb5144b83a6e22fbc81168c814bbf0e043c061b1829421bd2
Copyright registration time
2026-07-29T18:15:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34Z
Bitcoin block
960138
Canonical record hash
sha256:cd4a5dab0af882e463640ec18a6c1729c23ce833d358fc32aea639e6a5034de2

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.