Contra

Recording by Dr. Guayo.

Recording identifiers

ISRC
TCAJH2507649
CopyrightID (CopyrightChains transaction hash)
0x226ec735811b5850ca89aea4f17371cbbb0d9092a83c4b24f31c454aefcd3a11
Copyright registration time
2026-07-07T16:15:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:c76075aba118b05474564963b0d79a541f50dc5b16b6212736ce0d3b715562a1

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.