Motette No. 1

Recording by Michael Wollny.

Recording identifiers

ISRC
DEA891500603
CopyrightID (CopyrightChains transaction hash)
0x2fe5e65bd904813a3f51085355537a0b0f47e56700f607418411ea5e6baf0c86
Copyright registration time
2026-06-11T19:19:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:d97083805a1e9b1bf19942befbb45f00a0114d7506a79720471e2e890410e25c

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.