Tumba Matriz

Recording by La Castañeda.

Recording identifiers

ISRC
MXF019601741
CopyrightID (CopyrightChains transaction hash)
0x6cedee121c1fbdbf835849b22db7fe94c087e64b43258a1803c83b16afad46c9
Copyright registration time
2026-06-17T19:45:10+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:b53693a262529131a842bae3ed5fb5c20a74a9e61e257a76736e5467ee423b04

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.