Der Herbst: "Hier treibt ein dichter Kreis"

Recording by Joseph Haydn.

Recording identifiers

ISRC
FRZ140326080
CopyrightID (CopyrightChains transaction hash)
0x30284245763b5d88110ee4152235b6b21ab04a8095122212e9a8f39cc54fd742
Copyright registration time
2026-07-30T23:05:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T00:26:26Z
Bitcoin block
960327
Canonical record hash
sha256:ad0bb1818b85f12f7d3f83cd513991c0723dda8c91cd472bfff7134b403d8b6b

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.