ob und zua (samma zua)

Recording by Seiler und Speer.

Recording identifiers

ISRC
ATR981170769
CopyrightID (CopyrightChains transaction hash)
0xae1ca4b4e0522594af3a64f5a9e762c1014f00765d76207d93abef09825d2fee
Copyright registration time
2026-06-21T17:13:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:3cfc01ace29f6b843197e03754efe9a5d4173f800868dde44e5beb482630a08d

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.