ISRC USL4R2128841
Verified recording
USL4R2128841 is “El Compa Tony” by Martin Marquez,
registered on the CopyrightChains blockchain with CopyrightID
0x1b10e1e38f21efea74582dc255c48b9af62ee98ab1164782e5120cbc9393b821 and independently timestamped
in Bitcoin block 960181 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4R2128841.
Recording identifiers
- ISRC
- USL4R2128841
- Title
- El Compa Tony
- Artist
- Martin Marquez
- CopyrightID (CopyrightChains transaction hash)
0x1b10e1e38f21efea74582dc255c48b9af62ee98ab1164782e5120cbc9393b821
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T00:53:20+00:00
- Bitcoin block
- 960181
- Canonical record hash
sha256:51638ad480d29c08bf429383f7b4e2bc10ef27ecfb0d7f708441cf146378d150- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4R2128841
- Bitcoin block existence check
- https://blockstream.info/api/block/960181