ISRC JPZ921306026
Verified recording
JPZ921306026 is “Marathon” by Def Tech,
registered on the CopyrightChains blockchain with CopyrightID
0xd5b5915e78ba4e6bf40b014538eddffda67442b9c4e7fd0c6bb3f7415a1cf9fb and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPZ921306026.
Recording identifiers
- ISRC
- JPZ921306026
- Title
- Marathon
- Artist
- Def Tech
- CopyrightID (CopyrightChains transaction hash)
0xd5b5915e78ba4e6bf40b014538eddffda67442b9c4e7fd0c6bb3f7415a1cf9fb
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:72536fe86182f2260832df75aa35c68d7f796b4def8fd761873aa55ce17a2d97- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPZ921306026
- Bitcoin block existence check
- https://blockstream.info/api/block/957118