OT-2026-000025303
Publication integrity record
Foam pad vacuum gripper, four zone face, four outlet manifold, pump fed, pulsed blow-off before set-down
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-2026-000025303) never changes.
Identity and time
| Publication number | OT-2026-000025303 · never reused |
|---|---|
| Internal UUID | 01a0ae71-5fa6-7b15-a15f-0aea6932201f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:17:40.790954Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000025303 |
| Status | PUBLIC |
Content hashes
| Canonical text | 54f640dedcb85365ee81f4625684099bbb3036ff5fbf56b430032d9af52813fc |
|---|---|
| Markdown | f35b5ab371d5090d8cad4314b9e3a9700e65d151a548c1e251daaddef9244a11 |
| Publication page | dd642b74d2a75e59b36af056a8e895f7e081af85ff88c0bb3a63e78981cbc91b |
| Manifest | 5b2946ca12f891e2a3cdcdca0d7176ec38f3fe09a5fff349ff9841e1a5d974df |
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 | +Vja3tCwr2Lb090tmhs7sqkgMwXT3Ursx5yrpLQ3rGmZe06NL/go7idkIFtXcBC81sYbZVDVUCN8Jch8BVpcAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:47:19.335824Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025303observed dd642b74d2a75e59b36af056a8e895f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:47:19.314509Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025303/manifest.jsonobserved 5b2946ca12f891e2a3cdcdca0d7176ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:47:19.295762Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025303/publication.mdobserved f35b5ab371d5090d8cad4314b9e3a970...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:47:19.278342Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025303/publication.txtobserved 54f640dedcb85365ee81f4625684099b...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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|