Trabaja Tu Atención Plena

Recording by Catalina Hoffmann.

Recording identifiers

ISRC
QZNJV2123441
CopyrightID (CopyrightChains transaction hash)
0xa9e3529befaf5df619f06ad9b39b6861bfbe6acf5150a516636c2079f7f02dc5
Copyright registration time
2026-07-07T09:45:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:28d73e6e8c6918f83f85309740cfcb9a9081a4f9edded75a7ad67c651fb6b59c

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.