The Big Leap

Recording by Rotzak.

Recording identifiers

ISRC
NLAI61913002
CopyrightID (CopyrightChains transaction hash)
0x78453e70fd44f688b78da5bd440fddeda987960bba3ac3fe41ef31b179f3a61a
Copyright registration time
2026-07-07T10:16:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:431613c1a3984084166b5363e754ff41b94d9e0ffb098bc60ae8bc6b15f7b861

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.