Poema

Recording by Romántica Milonguera.

Recording identifiers

ISRC
ART721710121
CopyrightID (CopyrightChains transaction hash)
0x2a2b0495576359c70b38845d93683a809666af78773effecab1fbaaf3856e533
Copyright registration time
2026-06-06T14:33:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:a68b5f947cb3a63505901e6754bbcfae2de76d62cc77124ed6219312389df70b

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.