Old Cuban

Recording identifiers

ISRC

FXR142400063

CopyrightID (CopyrightChains transaction hash)

0x7b55c77d21394a291581d62fb505a37c8c091614070d3bba2c77af206b4d480c

Copyright registration time

2026-07-06T10:15:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-07T16:54:37Z

Bitcoin block

957067

Canonical record hash

sha256:f80df6d29b4df8fc3c8440928e4fb4a99272a23ed97248549bbec5276f917a28

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.