OT-2026-000053161
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, vented before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000053161) never changes.
Identity and time
| Publication number | OT-2026-000053161 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a432-7475-a583-42bfd7acf95c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053161 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6cf959c6268a779e49ace9c247ca560dcc3903332e28d7f06da85007efbdaf43 |
|---|---|
| Markdown | 40a2b9df5ba6f84321c10014896732c68fdc3bf9a7265c2b24483a53f25196bc |
| Publication page | cfdb8190d6a066f0472be799c8756671ab40cf2e69a429908867cfe573409d0d |
| Manifest | 70befbcd7c618a1f7a75821a94ef0378f97b523fd1dcd5111d2e92082920f0d0 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | xnSiJE6ziDSnH3+C80cvjJiG11L65HCTRzHSeUfDjuqrtCWlMkGnNLJObmu7e2cwVKZwPQt6YkDa7PVHyBUcBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:56:58.951339Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053161observed cfdb8190d6a066f0472be799c8756671...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:58.934521Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053161/manifest.jsonobserved 70befbcd7c618a1f7a75821a94ef0378...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:58.916920Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053161/publication.mdobserved 40a2b9df5ba6f84321c10014896732c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:58.899300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053161/publication.txtobserved 6cf959c6268a779e49ace9c247ca560d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|