Muito Devemos

Recording by Rey Alfonso el Sabio.

Recording identifiers

ISRC
CH1409807110
CopyrightID (CopyrightChains transaction hash)
0xc6b264b9ce64ccc9f212769eaf2125123cfe3cdef025e262cc3fd0a7b91f4872
Copyright registration time
2026-06-26T00:16:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:4c230973101293793d68504903f4c1f2d36b708b28ff4784b2f20cc5abb99e47

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.