Barro tal vez

Recording by Luis Alberto Spinetta.

Recording identifiers

ISRC
ARR9V2200007
CopyrightID (CopyrightChains transaction hash)
0x03b0e9441a93a218494a2285d0293f77d12a8a8b97438b2f0ad14de8d7c1d2d6
Copyright registration time
2026-07-07T01:18:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:c369213d54ce4de070d7a5aa3f02fb3a82177602288c3c78fa66d261a6ff7717

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.