OT-2026-000048199
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-2026-000048199) never changes.
Identity and time
| Publication number | OT-2026-000048199 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de2-7e20-9396-e7a2e706eff5 · 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-2026-000048199 |
| Status | PUBLIC |
Content hashes
| Canonical text | d8b73c58b4b3a4344d56ab7a3056036b38e754818cb82a8e21bdefdefaa15c4a |
|---|---|
| Markdown | 7e12618905b880702b9434f7c8e4be6def34ef27292c41f8a5c689045b6e80a5 |
| Publication page | 94aea67cfe0fca8b7877f6e8e478a8fe6d22bb7707c01fab4678c8f6ba319b4f |
| Manifest | bcd802ee0666d19619a890b75ae9a3bdce26d2b642b1c9c80cfe7dbf0688c4d9 |
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 | QfcNxhc9lEHjmoeIkqzv8UzY6DwHMkAy3BGhmpGi8eUmJfB65cekk+XM3uNTXqpCW9x07/BJMV8Q/zCjiGgFAQ== |
| 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
| 2026-09-17T11:04:44.627166Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048199observed 94aea67cfe0fca8b7877f6e8e478a8fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:44.607406Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048199/manifest.jsonobserved bcd802ee0666d19619a890b75ae9a3bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:44.587803Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048199/publication.mdobserved 7e12618905b880702b9434f7c8e4be6d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:44.570633Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048199/publication.txtobserved d8b73c58b4b3a4344d56ab7a3056036b...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. |
|---|