Quarto minguante

Recording by Jorge Palma.

Recording identifiers

ISRC
PTEM18600012
CopyrightID (CopyrightChains transaction hash)
0x4301ce19a15bc0ad63a907935c4568cf66ca2f18885f4e29a739e26678f86fa2
Copyright registration time
2026-07-07T11:20:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:22d799fd0f7a0d0add19e61a6f28b9e04570ed0c27ec1072a292ee2c5c0cf3c8

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.