Sommer zieht in's Land

Recording by Jan Smit.

Recording identifiers

ISRC
NLK072300200
CopyrightID (CopyrightChains transaction hash)
0xb4271ff1af614da47a1d42736c314e08a9cfe144718c496f51ceb6a638c3c794
Copyright registration time
2026-07-07T05:04:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:1eb565d99595b118819773bed7da55db2d934a790abecdc087c8f78286e5c260

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.