Yes, Sir!

Recording by Zarah Leander.

Recording identifiers

ISRC
DEZ921900787
CopyrightID (CopyrightChains transaction hash)
0x1efae3d786f1600c236183abbcc858854756b1da543612d366aa56e8af47852f
Copyright registration time
2026-07-29T13:06:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T13:21:01Z
Bitcoin block
960111
Canonical record hash
sha256:658d14077d91701e0b5ea25708361255f93c9492a422c93c193c9903394af235

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.