Rage Over A Lost Penny, Op. 129

Recording by Ludwig van Beethoven.

Recording identifiers

ISRC
GBF071403580
CopyrightID (CopyrightChains transaction hash)
0x2442e24035a08132d611be1bf736941e78e865f3b6a75d50a44a94a79b230688
Copyright registration time
2026-06-21T21:13:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T16:07:00Z
Bitcoin block
957061
Canonical record hash
sha256:ad21eeb0ddb16d7bb7a6f426188623495024bb83ce18c9903a357c2454fa8e08

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.