63rd Floor

Recording by Trademark Da Skydiver.

Recording identifiers

ISRC
US7SR1600076
CopyrightID (CopyrightChains transaction hash)
0xf5f48784d8777b122fccca1e47fbc620b190fd1f0a21537eee68c8fa40362721
Copyright registration time
2026-06-26T18:39:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:f83d0c88176220347066eeb05fe64aa7e917a3fa1a40f3a5a6c060dda1a57c47

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.