Bardenklänge, Op. 13: An die Entfrente

Recording by Johann Kaspar Mertz.

Recording identifiers

ISRC
QMZ621402851
CopyrightID (CopyrightChains transaction hash)
0xacbb1ba6e20f1fd91f14af389edd3a90b8d53fd185aa97245035f6caa9b0e31a
Copyright registration time
2026-08-01T03:41:34+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-08-01T03:50:58Z
Bitcoin block
960506
Canonical record hash
sha256:4924b15dc0d295f729d38d369f79295e5071e53ef3939026431a419e3a824d9d

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.