Kindertotenlieder: Nun will die Sonn' so hell aufgeh'n

Recording by Gustav Mahler.

Recording identifiers

ISRC
DEF059204821
CopyrightID (CopyrightChains transaction hash)
0x99c8c92cb2f2b8175a8ab00b6c2701c29a329154f6765315572698bc0a17424f
Copyright registration time
2026-07-07T04:21:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:28c22b2b50a2487afd786b4f8a6db1362affd4e909135cd5178d5b6cedb6b127

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.