Sinfonia in D Major: II. Larghetto

Recording by Johan Helmich Roman.

Recording identifiers

ISRC
SEBAC9417130
CopyrightID (CopyrightChains transaction hash)
0x11d2437282f344d06da51711df93d00d16b0596cef529cc261d80ec4a68bb184
Copyright registration time
2026-01-28T19:11:03+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:511ad7119974f4fb39f3aa424bad31927e04573879c32b4458c7e430df47f95e

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.