Amor Extraordinario

Recording by Martin Marquez.

Recording identifiers

ISRC
USUM72024186
CopyrightID (CopyrightChains transaction hash)
0x4c20b806b4b44f6b8c34738aee940df95bc01a9dd3f264f4da7fde002330192d
Copyright registration time
2026-07-07T18:11:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:73021b9ddff43be73fa1171539ce4256dfab91fc8c72cd456b37fe08aab170ea

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.