Ii. Andante sostenuto

Recording by Wolfgang Amadeus Mozart.

Recording identifiers

ISRC
HKI199282402
CopyrightID (CopyrightChains transaction hash)
0x63bc0a634070f9e714ff290e198f8c51a11307607e1e2b737e6f825f9f297727
Copyright registration time
2026-01-28T18:51:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T16:54:37Z
Bitcoin block
957067
Canonical record hash
sha256:8f4efd47a15a066000969600568c2fb68467f0ec58a302312869678c124ee9e8

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.