First Day Intro

Recording by Brenk Sinatra.

Recording identifiers

ISRC
DE1DZ2200076
CopyrightID (CopyrightChains transaction hash)
0xb178eb7d82d2522db64264bfe897c00ceb3e68e2d7b383b1652a5fa391a7e2bb
Copyright registration time
2026-07-06T23:48:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:9b8c90613d9cba557e2cff36bc6eb81878061463f799d99f23f64c280872c918

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.