ISRC USHM21407268
Verified recording
USHM21407268 is “Intro” by Kontra Marin,
registered on the CopyrightChains blockchain with CopyrightID
0x1cda4540ad78b2b0e1deb6093dabecbf8dd4357e5a7be9946804e832c128675d and independently timestamped
in Bitcoin block 960327 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM21407268.
Recording identifiers
- ISRC
- USHM21407268
- Title
- Intro
- Artist
- Kontra Marin
- CopyrightID (CopyrightChains transaction hash)
0x1cda4540ad78b2b0e1deb6093dabecbf8dd4357e5a7be9946804e832c128675d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T00:26:26+00:00
- Bitcoin block
- 960327
- Canonical record hash
sha256:cd31be739c2cc901caecd0be624ea6b863380c05c7f081203193052413ab8658- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM21407268
- Bitcoin block existence check
- https://blockstream.info/api/block/960327