Hay Poco del que Fui

Recording by Margarita Siempre Viva.

Recording identifiers

ISRC
USA2P2458659
CopyrightID (CopyrightChains transaction hash)
0x0b7e739f1ad1e72afb2da0f12f2acc4e50dea3fc1ef786cd31d5ce631d61a5c4
Copyright registration time
2026-06-10T06:52:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:8a4e538c05bbe17d9b60d7d7aa5cebd0bd986e014e306404baf21964a8422660

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.