II. Adagio

Recording by Carl Philipp Emanuel Bach.

Recording identifiers

ISRC
HKI192114602
CopyrightID (CopyrightChains transaction hash)
0x01a733b84247d5d12beed764c5a76254b2079553a3b15f79a0bdc92ff2ac1297

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T20:42:35Z
Bitcoin block
960463
Canonical record hash
sha256:055b903d2fe48ab15e1d6d6823f33d82cd3eb2977f31a4c03d380f532832b386

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.