Calmamente

Recording by Gustavo Santaolalla.

Recording identifiers

ISRC
ARNDG1500004
CopyrightID (CopyrightChains transaction hash)
0x33501a5a57e3ed9decb01770a485c356a4f2bc3dbe6a4a4928a2216d14748d03
Copyright registration time
2026-06-19T22:54:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:10106616d21e1fed5a4b476ff4d839c6d13c4c2d49b2ad3f8e97d4a26a71e4a4

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.