OT-2026-000074552
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line 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-2026-000074552) never changes.
Identity and time
| Publication number | OT-2026-000074552 · never reused |
|---|---|
| Internal UUID | 01a0ae93-717b-70f2-8fa0-fdec9c636eaf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:53.574555Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074552 |
| Status | PUBLIC |
Content hashes
| Canonical text | d2585d1a212df0d80ba6379923b540f05c29e4c73b6aca86667338d8e8a60167 |
|---|---|
| Markdown | 35da99c21b7ef357418bf45adc21a429a21e8bb5168ac8e4513277b9fbd573e2 |
| Publication page | 5e35c4ecf544023ffe150c85959c4641d1608fbab6a14904bdc87e0f4ebae5bc |
| Manifest | f632d437cf0c8b030142e346cd99ff60fcf34cb7e269b7532d2e3336c0c583b2 |
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 | z4FioaLs+Cn2eRTS+dSTQMg93lhKhOjldJX+azZZNZRzEDmgEtCq+J9oRFayLdzh289qzmwidU0X08yJR2lMBw== |
| 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
| 2026-09-17T10:19:33.732679Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074552observed 5e35c4ecf544023ffe150c85959c4641...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:19:33.711711Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074552/manifest.jsonobserved f632d437cf0c8b030142e346cd99ff60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:33.691770Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074552/publication.mdobserved 35da99c21b7ef357418bf45adc21a429...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:33.671059Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074552/publication.txtobserved d2585d1a212df0d80ba6379923b540f0...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. |
|---|