OT-2026-000052054
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, pump fed, 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-2026-000052054) never changes.
Identity and time
| Publication number | OT-2026-000052054 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e78f-74ca-84df-16345a988060 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052054 |
| Status | PUBLIC |
Content hashes
| Canonical text | be38a7f5560eb373aafa1458dae0005c2509291e478f4e721215839dcee46d89 |
|---|---|
| Markdown | 59b31722da9d871945ce26dc7b3e5f22290bd913165849393cd5c6e2f202ed63 |
| Publication page | 68fc8d7af9becefbeb5fe4863a5577dc59325f62bc05450381aaa8ffa77cab50 |
| Manifest | a8c1bde24713fb91efa7ce7ed8068d2f6f0909162ad027e6eb8c1ee28e9aecf9 |
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 | 4xRFiUeWXRFi+mz69zG6wN8y9ss1v9xXdyI5gkWRr6o4971IFFeM67gSKksh1u59lgPAtnLIZgimPCYHsoB6CA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:34.422304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052054observed 68fc8d7af9becefbeb5fe4863a5577dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:34.404386Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052054/manifest.jsonobserved a8c1bde24713fb91efa7ce7ed8068d2f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:34.387913Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052054/publication.mdobserved 59b31722da9d871945ce26dc7b3e5f22...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:34.371904Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052054/publication.txtobserved be38a7f5560eb373aafa1458dae0005c...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. |
|---|