Regreso

Recording by Ciudad en Lo Alto.

Recording identifiers

ISRC
USCG61900006
CopyrightID (CopyrightChains transaction hash)
0xc906e1b6b884e345042f337a893a10ea199a2871643cb8c98ec3b72e85c9ffe8
Copyright registration time
2026-06-10T07:05:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:291a3b0de6e77eacc3c5d0ca0e1c4ff93ae877726faeaa6512eac391cfc98e51

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.