OT-2026-000048187
Publication integrity record
Foam pad vacuum gripper, three zone face, common isolation valve, pump fed, pressure sensor per zone, pulsed blow-off 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-2026-000048187) never changes.
Identity and time
| Publication number | OT-2026-000048187 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de2-76cc-bd26-0dff61310319 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048187 |
| Status | PUBLIC |
Content hashes
| Canonical text | e4a2c7df99855cd189508fbac438738ae99a9c9508b5d4acea00966bcfd21a7e |
|---|---|
| Markdown | 5361ed42357ec79e6beae51db724c5e70bcbde260d69d14d903a0934dfe5faef |
| Publication page | 17995821980d5f36a7b931f14238f117770113d168da14d2ec16bdaf4a803b70 |
| Manifest | 66a04bada99280fba0e2a60109ade9d427938e850f5f14387e7c38949f4e075f |
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 | ZM2XR7qTOf3TrmRBIG+fyUx5wzHymHVWsl1xY224DNO7Za+jA8EmeBuA+k1iebImmu2MZRRQ6Kd4WLIvKobuBg== |
| 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
| 2026-09-17T11:04:43.616645Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048187observed 17995821980d5f36a7b931f14238f117...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:43.595779Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048187/manifest.jsonobserved 66a04bada99280fba0e2a60109ade9d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:43.576877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048187/publication.mdobserved 5361ed42357ec79e6beae51db724c5e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:43.559314Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048187/publication.txtobserved e4a2c7df99855cd189508fbac438738a...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. |
|---|