OT-2026-000075246
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000075246) never changes.
Identity and time
| Publication number | OT-2026-000075246 · never reused |
|---|---|
| Internal UUID | 01a0ae93-f200-79c7-abb7-cb59b873566a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:26.476108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075246 |
| Status | PUBLIC |
Content hashes
| Canonical text | 752479977c88e88bc23c5aebaac9eae88e1e4e0c9aa33a4a98e8657395813fbe |
|---|---|
| Markdown | 6986721d0af75d3a1add574b98b7e0ced53c112822d172af71d4e17f33fc957f |
| Publication page | a2954b9cccc7807a6d5363b34947681728f741139d4e1e3cbbdf9985946f4b5c |
| Manifest | 6e2c89f2515dc8908ae01298f895ccf8b4e074507f71b657bed4f3040cbba0b7 |
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 | OSxO2pObZP2g7tCJIEHZcXTRO/w//Nk/nyxxKyMqKwgUrwwxbchrewRpYbHOo9Skw19IOY9Y9M1teXTBOfGMCQ== |
| 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
| 2026-09-17T10:20:32.163580Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075246observed a2954b9cccc7807a6d5363b349476817...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:20:32.146169Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075246/manifest.jsonobserved 6e2c89f2515dc8908ae01298f895ccf8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:32.126719Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075246/publication.mdobserved 6986721d0af75d3a1add574b98b7e0ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:32.108273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075246/publication.txtobserved 752479977c88e88bc23c5aebaac9eae8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:51.504712Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075246observed a2954b9cccc7807a6d5363b349476817...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:51.486096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075246/manifest.jsonobserved 6e2c89f2515dc8908ae01298f895ccf8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:51.465268Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075246/publication.mdobserved 6986721d0af75d3a1add574b98b7e0ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:51.051579Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075246/publication.txtobserved 752479977c88e88bc23c5aebaac9eae8...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. |
|---|