Elf kurze Stücke: No. 4 in A Minor

Recording by Anton Webern.

Recording identifiers

ISRC
DEBL61401257
CopyrightID (CopyrightChains transaction hash)
0x1f2cdc400a9f74dd26b5bbd858ea30e89a077db72ae70cb3dca2007043167def
Copyright registration time
2026-06-10T05:05:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:358ec4e5b32e52615fb61cf0faca34a36273efdcf6be756a1258e0ae1d1a035f

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.