Mardi Gras

Recording by Tego Calderón.

Recording identifiers

ISRC
USUYG1017723
CopyrightID (CopyrightChains transaction hash)
0x570f476078b65b29886555fc804ef34de9c27bae78d56ce0905b43e33525e844
Copyright registration time
2026-06-09T16:26:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:4af62c6ecc4ca8a3446120e1d07c17ac7f13f7e480c617c824217291fc8dcc07

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.