Sinfonia in D Major: I. Allegro

Recording by Johan Helmich Roman.

Recording identifiers

ISRC
SEBAC9417120
CopyrightID (CopyrightChains transaction hash)
0xc94c102de219a3aca9f7fcfa31b6c9764e6d5d2b300beb879d3db455dc344bcd
Copyright registration time
2026-01-28T19:06:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:5564ce2de8da36379564c57091cd95e4ae0a1622f00b470062ddce8a56b669e9

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.