Sizzle Reel

Recording by Greg Spero.

Recording identifiers

ISRC
US8JA2164002
CopyrightID (CopyrightChains transaction hash)
0x7d670a2bb0f9625b61d8fa08ee6980730878f9681fc95fada1398cdbe5450018
Copyright registration time
2026-06-09T07:27:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:d4230bbaffecc5cd26b5eb668a8fee0e54ca387748d181c39372332e05dda2bf

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.