Bardenklänge, Op. 13: Liebeslied

Recording by Johann Kaspar Mertz.

Recording identifiers

ISRC
CZA160501620
CopyrightID (CopyrightChains transaction hash)
0x69256c6e2de358cb3d5a99ac5718b318af79d95ce07c37b1f7e47d96c217188b
Copyright registration time
2026-07-31T20:45:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T21:25:57Z
Bitcoin block
960468
Canonical record hash
sha256:cb1c471efc5a4a43d4547803b53511f295fec892af93cb3a37432aef99d52e93

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.