Variations On A Original Theme, In A Flat, D.813: Variation 8 - Live

Recording by Franz Schubert.

Recording identifiers

ISRC
GBCAD0000926
CopyrightID (CopyrightChains transaction hash)
0x2d8db8442b3c4f04e510e65c20abebb0ee20da133c4ceddb0d844a0240b7cb2d
Copyright registration time
2026-07-31T08:02:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T08:26:41Z
Bitcoin block
960368
Canonical record hash
sha256:b0aab4724d94a1033e218232edb531338d277c9e0c4dca8909753f7a37af4071

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.