Sorria que Volta

Recording by João Mar.

Recording identifiers

ISRC
BXO8O2200011
CopyrightID (CopyrightChains transaction hash)
0x0e8bb1754ac47ecf8bc14e2d9bf6fe590a83f5c644513ab802aea962f8b2a7e8
Copyright registration time
2026-06-07T12:53:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:83426919e2ec42489faa27d2544103c1cc16381bc9c23ae6bcca4c5d162135cd

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.