Bilhete

Recording by MPB4.

Recording identifiers

ISRC
BRUM71400899
CopyrightID (CopyrightChains transaction hash)
0x8818d1f0ccf8f0afd5a984885313e8f3403dc6f07b307a3c7793729e2032845e
Copyright registration time
2026-07-31T01:14:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T02:19:15Z
Bitcoin block
960334
Canonical record hash
sha256:4f8fc4f118ce96a38cf55a7eadd3f75c0ad9719b9676984be77017d14a874fe2

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.