Por Que?

Recording by CPM 22.

Recording identifiers

ISRC
BRUM71500925
CopyrightID (CopyrightChains transaction hash)
0xc7ff1e316196e0822a0a3c0830d6fa8554f1e25661cf4e7e2d1e4dfef5a7ef30
Copyright registration time
2026-06-07T02:57:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:b41cf7eeb3bb8fc897848723f997ad9cc3b3f9ef3cadb883a636a4d58510574d

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.