I. Prelude

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
HKI190446501
CopyrightID (CopyrightChains transaction hash)
0xe74d69aa25b7dfef36059cb37cba6eed97e66028d717ed6fef111ad2360517bb
Copyright registration time
2026-06-22T19:00:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:347f04148f5eaf77538ea02d15199e3868b2cc5db24508353d2dcad0335779dd

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.