Ave Maria in C Major

Recording by Franz Biebl.

Recording identifiers

ISRC
HUB282002115
CopyrightID (CopyrightChains transaction hash)
0x473df465d8c888f7a039e43a4170c3954107e1e01717b40523faff43219d9ec4
Copyright registration time
2026-07-07T15:27:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T08:56:20Z
Bitcoin block
957145
Canonical record hash
sha256:6984c7921314ecd3e6e0f5e5c32992e794905146546a63eee2eec09cf5171cdd

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.