OT-2026-000089720
Publication integrity record
Foam pad vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off 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-2026-000089720) never changes.
Identity and time
| Publication number | OT-2026-000089720 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-1a22-7803-a48c-ba72933c0bfd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:21.039513Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089720 |
| Status | PUBLIC |
Content hashes
| Canonical text | ccfc2b12333286e6705bceef73c7bbbcb6dba927168092f0da285acbd79ec917 |
|---|---|
| Markdown | 5112b72881a79b208e812ec2ca5da8c1c535b4c87cfd750bdf96018256eee398 |
| Publication page | 21429381b0882e546ceab55e7715e7c08ec785ecd2fe5b2669270f3089ce5067 |
| Manifest | 35baea7c2f97c34dc142840ce945d7d93d4f43e4c7a95ed6ba172b39345f13d9 |
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 | WdrWLGJSD7/Q1CFu2d97omcI+NgrikithAKOyxd7pt9jimvuxzXx6MxeDNJ9i3ze8b3dEfjU8dXgPF5UFPiWAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:46:43.553740Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089720observed 21429381b0882e546ceab55e7715e7c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:43.533606Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089720/manifest.jsonobserved 35baea7c2f97c34dc142840ce945d7d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:43.513327Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089720/publication.mdobserved 5112b72881a79b208e812ec2ca5da8c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:43.493350Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089720/publication.txtobserved ccfc2b12333286e6705bceef73c7bbbc...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. |
|---|