OT-2026-000081172
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, 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-2026-000081172) never changes.
Identity and time
| Publication number | OT-2026-000081172 · never reused |
|---|---|
| Internal UUID | 01a0ae96-f373-781f-98d5-79c8df8fa070 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:43.461344Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081172 |
| Status | PUBLIC |
Content hashes
| Canonical text | e5dab9022a6f99ba2c4da66497d15ff4d3c8cbb932dba1e7564c5bd0c60e44ba |
|---|---|
| Markdown | d760d737a33f9a8b51f2c71eb46b5e08c7488be6a1a2d24e2351db772a27ca33 |
| Publication page | e15e1979e69269fc2ea0dd35fe18cecabdd9cd6920bfa832ecbaa237d979ef7d |
| Manifest | 570a9f4a3722fba92a88eb0cca34714f017323d2306c0132f5594e6e8656e130 |
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 | 2TSnZkNiIe3FFX2TNvBhu4olRUZi9KpbHcC0im3E4bV3r/KA4kwtP3PILuT4l9JZUS2gm2/nq+Eftdub6e8vAA== |
| 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
| 2026-09-17T10:01:08.821228Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081172observed e15e1979e69269fc2ea0dd35fe18ceca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:01:08.803462Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081172/manifest.jsonobserved 570a9f4a3722fba92a88eb0cca34714f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:08.785638Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081172/publication.mdobserved d760d737a33f9a8b51f2c71eb46b5e08...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:08.768322Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081172/publication.txtobserved e5dab9022a6f99ba2c4da66497d15ff4...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. |
|---|