Al Pasar de las Horas

Recording by Mar de Copas.

Recording identifiers

ISRC
USCHG1715165
CopyrightID (CopyrightChains transaction hash)
0xe3b42e4f4116b7c30483d4ae7cd91729a2c296a0910b8c7fd31bd42666a7c35a
Copyright registration time
2026-07-06T10:15:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T16:54:37Z
Bitcoin block
957067
Canonical record hash
sha256:7e27179977300cbaddfe9b8a4f8ce37aa51c63de56b065665723e2e215a72b23

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.