ISRC US6R21344747

Verified recording

US6R21344747 is “Contramarca” by Roberto Goyeneche, registered on the CopyrightChains blockchain with CopyrightID 0x723fd816d3f9aafeef63887dc9db9c61234589d186a880089468e0d719aa5d48 and independently timestamped in Bitcoin block 960099 on 2026-07-29. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US6R21344747.

Recording identifiers

ISRC
US6R21344747
Title
Contramarca
Artist
Roberto Goyeneche
CopyrightID (CopyrightChains transaction hash)
0x723fd816d3f9aafeef63887dc9db9c61234589d186a880089468e0d719aa5d48

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-29T11:30:20+00:00
Bitcoin block
960099
Canonical record hash
sha256:312d9396337aa4778dc7a99b4587a934cab6a6a5000d700b31071dc5fd6221d6
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US6R21344747
Bitcoin block existence check
https://blockstream.info/api/block/960099

Full record

Track page: Contramarca · Machine-readable JSON-LD