Tulip im keller

Recording by Hazenberg.

Recording identifiers

ISRC
DEQ022391633
CopyrightID (CopyrightChains transaction hash)
0xb52e0de17005ff757f9a39b53bd1eb66a06742e5a68e3cda9a50e832854d2647
Copyright registration time
2026-06-27T06:28:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:bb114da08abc4f91299021498b22cb2d87cefe728347d0f7bf30f76a1f98b0d7

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.