Con Cartitas

Recording identifiers

ISRC

QM4TW1957673

CopyrightID (CopyrightChains transaction hash)

0xb280dbab1cc399a7a1619aefb4ccb3ebbe7f729b5ec8615b32ff264424096477

Copyright registration time

2026-07-29T18:15:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-29T19:35:34Z

Bitcoin block

960138

Canonical record hash

sha256:97266ede2a3ac7a5be4178d2ea3c65ea9693d900ff543d840a1978d16b1d986d

• 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.