Symphony in A-Flat Major, Bryan Ab1: I. Allegro molto

Recording by Johann Baptist Vanhal.

Recording identifiers

ISRC
HKI190411809
CopyrightID (CopyrightChains transaction hash)
0xdbff48fcdc1c86cc24a6c2eec9d45cdf56878ad25ed7bbfe3778372bca8f825d
Copyright registration time
2026-07-07T02:19:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:ef668a0909a564cd5a0ff669b34de07c949ec3b08b7d4fd1422bd87be5e5aad4

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.