Lied mit vier Variationen in G Major

Recording by Anton Webern.

Recording identifiers

ISRC
DEBL61401281
CopyrightID (CopyrightChains transaction hash)
0xbc59a425471cd8fe77d4ec9d0002acd73d7e5aa64636ae81aa9ae3d454660510
Copyright registration time
2026-07-06T21:30:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:9c1f8992043d38b3422b9173a8f6764f1cf16eff6a007910100082312b2f39c3

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.