Dialog: Ich und Du - Pt. 1

Recording by Sofia Gubaidulina.

Recording identifiers

ISRC
DEN962134501
CopyrightID (CopyrightChains transaction hash)
0x5c1c2d68b252d58b42ea37e078cac8a2e8fcac5b165b20a163e4bccd07427906
Copyright registration time
2026-06-21T21:29:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:5f55a505857754e74487f0f0c46fdcf0afd87e39a27ca1cc5e1354a25c9c2747

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.