OT-2026-000072031
Publication integrity record
Foam pad vacuum gripper, two zone face, two outlet manifold, pump fed, supply line pressure sensor, 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-2026-000072031) never changes.
Identity and time
| Publication number | OT-2026-000072031 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c1-72f1-9e42-67571af112b2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:37.365346Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072031 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8112522ff22c13f5e881674d54c3e42a6c4098729a96cd0cfb77a59191ba8614 |
|---|---|
| Markdown | 8fbb2d141d4d389528c028bc135aadcafc1af673dfd2ff93d7364405a91d10d8 |
| Publication page | b13446468a78507c7536a3a6a11f9107a8b906dc82fad2ffd4f26a094c766866 |
| Manifest | 61d82e9c53b427becf711097b84e854c3c784011d5166307299faa769118de83 |
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 | 2PHvyruN29ebSz6fQs/1qVaVKD1c91i/KbRdhzBqlMrCjXBkBYfZ2IeoCrpbgfKcXVW3z8342/c4fzRKyGzkAQ== |
| 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
| 2026-09-17T10:23:05.691350Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072031observed b13446468a78507c7536a3a6a11f9107...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:05.672724Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072031/manifest.jsonobserved 61d82e9c53b427becf711097b84e854c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:05.620791Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072031/publication.mdobserved 8fbb2d141d4d389528c028bc135aadca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:05.576520Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072031/publication.txtobserved 8112522ff22c13f5e881674d54c3e42a...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. |
|---|