Siciliana

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
USUMC0000214
CopyrightID (CopyrightChains transaction hash)
0x524dd34da65579d414541d56be99aafc250ab2417d10e89aad99e373219e218c
Copyright registration time
2026-06-24T09:53:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:fe9d0e56b3d01c3ed4c6e1c8021e795ab34cd795f23c839711e384af997153df

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.