OT-2026-000003772
Publication integrity record
Porous face vacuum gripper, two zone face, common isolation valve, ejector fed
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-2026-000003772) never changes.
Identity and time
| Publication number | OT-2026-000003772 · never reused |
|---|---|
| Internal UUID | 01a0a90b-0398-750b-a687-1ccd3ca5c38b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:46.460837Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003772 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9964ee3d1c8b6e3877355813127aa5352c21aeb914227bdf92ffb3c63db41d9b |
|---|---|
| Markdown | b193479b574aa91f9b47f821e77689b578a37e773a8d745cb6fde46f92b68936 |
| Publication page | 366ee8ca5a5c2ab4a50a8d64a54a4dcbe97aab1a397a1e9a8eda87b42aaea8b9 |
| Manifest | bbcb9188caf7beaa4f15aa9705a1a9e8ff6d1a9b34b439c19a5d50802338d77f |
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 | VKR6Uruj76iAM4iwtqlDuvglkQcVbTCdm/ibAbZarfSvrFNjZ3XfrlhJ2eoCaiC8ZHlCxlYJ8YMQbc0tnNv0DQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:10:21.260971Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003772observed 366ee8ca5a5c2ab4a50a8d64a54a4dcb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:21.246100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003772/manifest.jsonobserved bbcb9188caf7beaa4f15aa9705a1a9e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:21.232259Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003772/publication.mdobserved b193479b574aa91f9b47f821e77689b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:21.215967Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003772/publication.txtobserved 9964ee3d1c8b6e3877355813127aa535...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. |
|---|