OT-2026-000052890
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, vented before set-down
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-2026-000052890) never changes.
Identity and time
| Publication number | OT-2026-000052890 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42f-7a2e-8d54-dfd0d5375084 · 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-2026-000052890 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3476d01cc8103adb7b037ef866e6128a33c0f59563f8803cc3b9b2854e272d6a |
|---|---|
| Markdown | 9e568170f14609c939764c80774f3471e6a28f1807b8393bd16ff7aacf03d4f3 |
| Publication page | 3874e831d776122aefed9d36b1e1a8f33b8d4135409fdf89e23ea931637ccd25 |
| Manifest | 66f3a3b1d81e3228c29bd8a854c48fd7d0ad34b5e6a36cf69de6c34eb3203af8 |
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 | 9NJTqhMKoj7rfbKQ2VQoCt0gUOX9/LhE+8/TPyuijheboPrWXuOQ4mWNhUHyljm9gJ8niLfiSmcBGNmTYYtfCA== |
| 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
| 2026-09-17T10:56:31.718108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052890observed 3874e831d776122aefed9d36b1e1a8f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:31.701102Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052890/manifest.jsonobserved 66f3a3b1d81e3228c29bd8a854c48fd7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:31.682777Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052890/publication.mdobserved 9e568170f14609c939764c80774f3471...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:31.664561Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052890/publication.txtobserved 3476d01cc8103adb7b037ef866e6128a...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. |
|---|