OT-2026-000048174
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000048174) never changes.
Identity and time
| Publication number | OT-2026-000048174 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de2-7f51-960a-e70064758030 · 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-2026-000048174 |
| Status | PUBLIC |
Content hashes
| Canonical text | fb1f02a19ef5b102b84cb5f7e9bf1d6284733f49f6a783eca72455593fa0bb3f |
|---|---|
| Markdown | 7943fcf10ab9b3837f4c30f97cb2a3169059217886e3db78d96cd7cf2a479098 |
| Publication page | b44e48587d6ac2bbffa22471808134d67cdbb98aa153266701aace41be842a4d |
| Manifest | dc8ea3142f4cfb4be97ee9ca96072fcde73d64b9af208b1ff437bf32c6f0dd77 |
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 | m42U9Ucx4eKZm6phT+o89wLXijFfGK7ea71nmL3vsRCHDJ6lcX9WXTp3i7/Z1+bTiJRqAuPStnLx85PnPHP5Bw== |
| 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
| 2026-09-17T11:04:42.586460Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048174observed b44e48587d6ac2bbffa22471808134d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:42.567585Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048174/manifest.jsonobserved dc8ea3142f4cfb4be97ee9ca96072fcd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:42.549194Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048174/publication.mdobserved 7943fcf10ab9b3837f4c30f97cb2a316...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:42.529976Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048174/publication.txtobserved fb1f02a19ef5b102b84cb5f7e9bf1d62...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. |
|---|