1-2-3-4-5-6-7

Recording by Hans-Ulrich Pohl.

Recording identifiers

ISRC
DENM12000187
CopyrightID (CopyrightChains transaction hash)
0x580930052f4fcfcf30da83f438b1e4c3541e083fa7671d2e9014e67dea6a77b3
Copyright registration time
2026-06-27T19:47:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:2b7080ff575a9196a64b4e7a03943c49535509b0481621187c0bce92570351d4

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.