OT-2026-000052528
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000052528) never changes.
Identity and time
| Publication number | OT-2026-000052528 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573a-7fed-ba39-2af0e443389d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052528 |
| Status | PUBLIC |
Content hashes
| Canonical text | d3c8c73f583b55d1e77dd2ddf08a308a75d6d76303d8000514ef73e9b4dfde7f |
|---|---|
| Markdown | ee81ede7221fb47cf5755d7a145cb541cc9266cdced4aa9ff8de1ae3a2411499 |
| Publication page | 2f29ab9c2655db07e3c3179d3e35ea20a1f30548cb27a0db82d83ec3ddf4a80c |
| Manifest | 91c7254449d9ad36864a22a4fd8cbf271bd798b119194a04edd94ccad3a57125 |
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 | 52es3gHvV3J/CM8kuUAJVwoj3VZrvu7jAhh8SbmOOOCND8S41RoY6qJ9XIISnD+Mce4mFTMtuQd8D8B0KIpjAw== |
| 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
| 2026-09-17T10:57:10.454182Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052528observed 2f29ab9c2655db07e3c3179d3e35ea20...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:10.436270Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052528/manifest.jsonobserved 91c7254449d9ad36864a22a4fd8cbf27...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:10.418540Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052528/publication.mdobserved ee81ede7221fb47cf5755d7a145cb541...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:10.401566Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052528/publication.txtobserved d3c8c73f583b55d1e77dd2ddf08a308a...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. |
|---|