Como Han Pasado Los Anos

Recording by María Martha Serra Lima.

Recording identifiers

ISRC
TCABC1126507
CopyrightID (CopyrightChains transaction hash)
0xdc9a301d6dcaad270848df7d65b2faeb641e4a1ead5a98779d51dc817b1c9871
Copyright registration time
2026-06-06T06:19:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:ad8daf0abdc8b2fbf6fe730d9a94c7c80547442efa9415d1a6900884c4a8dad7

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.