ISRC MXF580401686
Verified recording
MXF580401686 is “Polka” by Juventino Rosas,
registered on the CopyrightChains blockchain with CopyrightID
0xd55f5d1f6c574ff3f525747a13987d79b45bcb446870f877e49f0256c5996464 and independently timestamped
in Bitcoin block 959144 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF580401686.
Recording identifiers
- ISRC
- MXF580401686
- Title
- Polka
- Artist
- Juventino Rosas
- CopyrightID (CopyrightChains transaction hash)
0xd55f5d1f6c574ff3f525747a13987d79b45bcb446870f877e49f0256c5996464
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T15:38:35+00:00
- Bitcoin block
- 959144
- Canonical record hash
sha256:7480e187bfe17927f88fc783680a9f28854b079302a1169384e0b6585659c91a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF580401686
- Bitcoin block existence check
- https://blockstream.info/api/block/959144