Por Que?

Recording by Trio Alto Astral.

Recording identifiers

ISRC
BRRGE9701199
CopyrightID (CopyrightChains transaction hash)
0x8fcc4009e9e5498668a91bc0051f3519861825f1f8be86df2b3a6f58a4a32e4b
Copyright registration time
2026-07-06T05:52:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:aa4986e756aa9cb9f98a9fb4b547ff8cebae9677e7fedc2489eedab208b8a544

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.