Espurna D’esperança

Recording by Natàlia Arisa Petitbò.

Recording identifiers

ISRC
ES6101900585
CopyrightID (CopyrightChains transaction hash)
0x2d5d7415594f9ac2ff58b97e1c64688865f2b3ddb875e4804ba74dee03339eb8
Copyright registration time
2026-07-07T20:21:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:f65379cc44fa0ccfdb80e4349292c68bc70cbc7cb247beb266badd6d294c520e

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.