Ernste Gesänge: II. Asyl

Recording by Hanns Eisler.

Recording identifiers

ISRC
FRZ141202020
CopyrightID (CopyrightChains transaction hash)
0x692a9f085843c9151b316527f3b3ec8c46ac3cbfbc249f90c763176702ab1deb
Copyright registration time
2026-07-07T12:03:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:1b4b20910fd46627a2c8bb87a3f81c7afefb8f5acb1b1e919c4aa3b922f8c40b

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.