Coin's Edge

Recording by Greg Spero.

Recording identifiers

ISRC
QZPEW2417581
CopyrightID (CopyrightChains transaction hash)
0x879c0aa39529df7b310c82229d50e00ac25331e46609fd3bbe0c6ab0ab1cb04f
Copyright registration time
2026-06-09T07:25:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:36c9fcac2a908a18fc11306c21cefea3de14683d157139f58f2e0e51d9568790

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.