Sin Treguas

Recording by Fran Cortés.

Recording identifiers

ISRC
ES5301765214
CopyrightID (CopyrightChains transaction hash)
0x0f5e57ddf18708825ed903ee52b59ad90b07b9c6fe344eecfe19806081ffd103
Copyright registration time
2026-06-06T20:05:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:342a0ad044731f17c777e92dd54f6844c14a145f0f0b34ab7e0a4f1de59a8df6

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.