OT-2026-000028047
Publication integrity record
Foam pad vacuum gripper, two zone face, per zone isolation, three stage ejector, pulsed 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-2026-000028047) never changes.
Identity and time
| Publication number | OT-2026-000028047 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a51f-7fcb-bf56-a53df272792c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028047 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9db3de93eaeb42bf3912abf9af71ff163af5c59c3b4f48c983c9a50c53135fa8 |
|---|---|
| Markdown | 7a4123ba8e9b7d6d34d7f853be8d69826a40ec1b9f7a01dad4ed8d8fa3b8c4fb |
| Publication page | 9b75baed814a51c5121b8c67e025ae6df3d30918ad6cc71705d7086c1a76380a |
| Manifest | 62674679676e520b5ae879964ee0ac2ae3b1b9333a4d9328573528e5389fb961 |
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 | kgNJVKoVl2b3W7mmInS/zgDAIjLl6iVlo+D6NJOuJWUYyLOmxTqX303DBtBTpM9WPKRhzPQbz4/BJNI0s1p6Cg== |
| 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
| 2026-09-17T11:42:22.685857Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028047observed 9b75baed814a51c5121b8c67e025ae6d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:22.669709Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028047/manifest.jsonobserved 62674679676e520b5ae879964ee0ac2a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:22.650149Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028047/publication.mdobserved 7a4123ba8e9b7d6d34d7f853be8d6982...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:22.631686Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028047/publication.txtobserved 9db3de93eaeb42bf3912abf9af71ff16...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. |
|---|