OT-2026-000081840
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented 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-2026-000081840) never changes.
Identity and time
| Publication number | OT-2026-000081840 · never reused |
|---|---|
| Internal UUID | 01a0ae97-0f75-7e6d-9e96-a395eb1caf01 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:50.648824Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081840 |
| Status | PUBLIC |
Content hashes
| Canonical text | f8e656caed46677e2b886b8a29d1d9fa420fbcbc9e62215cde7162c26f4e5a18 |
|---|---|
| Markdown | 7a9a6349364523b03d14a67b8e76e99916df82b0703e0ee8b6ad09eaf280e063 |
| Publication page | d469b827ab1d8e9e36a722c7593ad18237405b61588a3c94131583ce70d2d1ac |
| Manifest | 795834a8b81ff0944e8410043a936182a32ed8073366786abb37b4246d28d628 |
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 | Ol/wviz1uYiNzwGW0T2CmxgqTTV7sE0WII/FvGGZvfSXBgTw5/mvJBqU28OtVmNiiK/cROo9gohfLmDpXZ4CBQ== |
| 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
| 2026-09-17T10:00:57.044694Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081840observed d469b827ab1d8e9e36a722c7593ad182...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:00:57.010982Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081840/manifest.jsonobserved 795834a8b81ff0944e8410043a936182...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:00:56.992843Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081840/publication.mdobserved 7a9a6349364523b03d14a67b8e76e999...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:00:56.956314Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081840/publication.txtobserved f8e656caed46677e2b886b8a29d1d9fa...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. |
|---|