ISRC USHM21407271
Verified recording
USHM21407271 is “No Importan” by Kontra Marin,
registered on the CopyrightChains blockchain with CopyrightID
0x9683357aaea9f7d6a766429c50015e5d4620596f6ce57bb1f12f788844322da2 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM21407271.
Recording identifiers
- ISRC
- USHM21407271
- Title
- No Importan
- Artist
- Kontra Marin
- CopyrightID (CopyrightChains transaction hash)
0x9683357aaea9f7d6a766429c50015e5d4620596f6ce57bb1f12f788844322da2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:ea830ddacc301fa4353a5dad1e237f52cf5df91885ac165d9b0fcd53681fca7d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM21407271
- Bitcoin block existence check
- https://blockstream.info/api/block/960138