Tag und Nacht

Recording by Zuna.

Recording identifiers

ISRC
DEQ022008525
CopyrightID (CopyrightChains transaction hash)
0x538bf2b428dde73efc1185de465572f80694f831cbf7c667416f81c7189bc397
Copyright registration time
2026-06-07T19:51:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:09fbec0dc00875baadef53cc049664e1afa32d784410d8e6832de448de344234

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.