Ii. Adagio

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
HKI199910705
CopyrightID (CopyrightChains transaction hash)
0xaff863e382a00adc7ab033a5bc3ace9fac6a2c5685e315121fe1f1dfd80017b5
Copyright registration time
2026-07-29T15:40:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34Z
Bitcoin block
960138
Canonical record hash
sha256:57cad6b1855fb5fbf87f37fa08faef0b12b57500e8e0960acec3e13ac65e3dee

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.