Otra Vez

Recording by Calle 24.

Recording identifiers

ISRC
USA2P2312998
CopyrightID (CopyrightChains transaction hash)
0x4f2e73005d928c42093c743af9a6455325d42cd9db433c3e138ae809c12f4fce
Copyright registration time
2026-06-06T18:12:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:51013b25bc0c82f86ea2ae8daa54a70f1fc8f362ef42cbddb22600d070ad78ab

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.