OT-2026-000042322
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, pump fed, sustained blow-off after 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-2026-000042322) never changes.
Identity and time
| Publication number | OT-2026-000042322 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d74-77bc-bcd8-e0c3cb51a186 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042322 |
| Status | PUBLIC |
Content hashes
| Canonical text | 135449dc8850dda2b5aa56378abfb30feaa279b56e5bc78c3ee57e1e09ea39cc |
|---|---|
| Markdown | 32f1c0e533a1704e706f10a0c21db67061d0445e3d97334a5d10a39616524a6a |
| Publication page | 13bc21e2f9186f16262be5d81d20c28734ea58b2ddaf764f5552f8a383e9b02d |
| Manifest | 70408a295d4103218aaaddbf81568ad1556ebea6f28034ba9522d79c29344c32 |
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 | 4R9F1C6EnTQoYmwaBa1gDKeg9fbVal4iFpsmRWf9W5MOUoTAb2WGqKt10Z1b/Ik0pfGLolqYtw8drYYX88ekCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:16:01.561851Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042322observed 13bc21e2f9186f16262be5d81d20c287...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:16:01.545118Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042322/manifest.jsonobserved 70408a295d4103218aaaddbf81568ad1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:01.527321Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042322/publication.mdobserved 32f1c0e533a1704e706f10a0c21db670...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:01.508179Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042322/publication.txtobserved 135449dc8850dda2b5aa56378abfb30f...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. |
|---|