OT-2026-000069857
Publication integrity record
Foam pad vacuum gripper, two zone face, single stage ejector, 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-2026-000069857) never changes.
Identity and time
| Publication number | OT-2026-000069857 · never reused |
|---|---|
| Internal UUID | 01a0ae91-1860-7dde-b38d-4fdde681c41b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:52:19.726120Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000069857 |
| Status | PUBLIC |
Content hashes
| Canonical text | 353d45140b0c71982b5fc85820259bbfba9c7edc67fe1b422077d23ccba3c74f |
|---|---|
| Markdown | ce1b2a5c728f125ab5e24d70c7fa702202bc2464b563696eeb8c6dc451786b5a |
| Publication page | 83f729231e332670fff5732c22d89682e7075d852eb355efdc357ea071d3c88a |
| Manifest | 4cc9942928bef2ff8d674cc74135661585d68e6e9b81bf50d56294c8e5286c62 |
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 | lss2wWAqwd+1q3U29qjGVrryj82RJnZsqXPbbxTUjoG9PVoBzDuctcCNtF2+lkHp/MDzW8k1Ken7R93haW3NCQ== |
| 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
| 2026-10-07T04:41:05.374728Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069857observed 83f729231e332670fff5732c22d89682...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-07T04:41:05.316899Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069857/manifest.jsonobserved 4cc9942928bef2ff8d674cc741356615...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T04:41:05.263776Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069857/publication.mdobserved ce1b2a5c728f125ab5e24d70c7fa7022...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T04:41:05.142244Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069857/publication.txtobserved 353d45140b0c71982b5fc85820259bbf...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T00:42:40.037987Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069857observed 83f729231e332670fff5732c22d89682...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T00:42:39.824147Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069857/manifest.jsonobserved 4cc9942928bef2ff8d674cc741356615...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T00:42:39.648961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069857/publication.mdobserved ce1b2a5c728f125ab5e24d70c7fa7022...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T00:42:39.448052Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069857/publication.txtobserved 353d45140b0c71982b5fc85820259bbf...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|