Tulpen aus Amsterdam

Recording by Andi Häckel.

Recording identifiers

ISRC
DET951400704
CopyrightID (CopyrightChains transaction hash)
0x4ea832c4b48bc1766d47ce87e163c231116e37b51575464d810d863d76fdd911
Copyright registration time
2026-06-27T22:23:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:26746940957a0f7b9c99d7e8d77eb913e13b173aa5cc0e6d91fb019ae3ea241b

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.