Passado

Recording by Alexandre Beltramini.

Recording identifiers

ISRC
BCXAL2100001
CopyrightID (CopyrightChains transaction hash)
0xba352006c26fe4d4a3e9080a723e45d1f4827bc4c5549363a6e8ab32c4396780
Copyright registration time
2026-08-01T02:35:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-08-01T03:13:03Z
Bitcoin block
960500
Canonical record hash
sha256:05440b5582fb929d6a7bda6dac1c7bb9eab429fc8bd880fb9291e82763adc4eb

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.