II. Siciliano

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
GBAYC8601573
CopyrightID (CopyrightChains transaction hash)
0x31c80e1e49ea6099e801289340b775abfbf33215f5c6009572e2e55e299a38bb
Copyright registration time
2026-07-30T17:03:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T17:23:26Z
Bitcoin block
960284
Canonical record hash
sha256:b8331cd15b476965d5b5abba99fc86d0b452632e8d38d55d9ce0069d9e633d21

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.