OT-2026-000028574
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, three stage ejector, 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-2026-000028574) never changes.
Identity and time
| Publication number | OT-2026-000028574 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f8-7906-a479-4023bd942aa3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028574 |
| Status | PUBLIC |
Content hashes
| Canonical text | fac9c2d5f1a203d44eb7319efeebbdc4698a2674a4805d229aa94132b9d206a6 |
|---|---|
| Markdown | 14bad8ec6a96867c80412392a5119e1e043a9b094b9427d592d87dc756056c1b |
| Publication page | 3acb9c72d4eb8c8e4ca29ca41c94a59a6b7e363fa6f559511253689b0149005e |
| Manifest | 5c22a84876884386969aa24259bda5d77d9a3f39fdae23edb877a0835803017f |
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 | cF5EisBlrUU6+omcDvI7oDuq9qvXSnKp0g2Lk31DDwVgyL59immQJMmWjgmNmGGGjHiRNh0pQiqnvW0Qu87wCg== |
| 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
| 2026-09-17T11:40:51.803218Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028574observed 3acb9c72d4eb8c8e4ca29ca41c94a59a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:51.786779Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028574/manifest.jsonobserved 5c22a84876884386969aa24259bda5d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:51.769927Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028574/publication.mdobserved 14bad8ec6a96867c80412392a5119e1e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:51.742939Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028574/publication.txtobserved fac9c2d5f1a203d44eb7319efeebbdc4...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. |
|---|