Tizoc

Recording by National Philharmonic Orchestra.

Recording identifiers

ISRC
MXF171100034
CopyrightID (CopyrightChains transaction hash)
0xca3d7a5ba2d73045ce1bf1de046ea470f2273d603f899f8b54b186937aa95360
Copyright registration time
2026-07-30T22:25:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T00:26:26Z
Bitcoin block
960327
Canonical record hash
sha256:72d25dc2686a4c00f26d19e9c4cbf274738c8570b4415d85072ff84073ff11c6

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.