OT-2026-000048679
Publication integrity record
Foam pad vacuum gripper, four 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-2026-000048679) never changes.
Identity and time
| Publication number | OT-2026-000048679 · never reused |
|---|---|
| Internal UUID | 01a0ae80-c32b-7d0d-bd7b-ede7ad95fa20 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:34:29.321882Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048679 |
| Status | PUBLIC |
Content hashes
| Canonical text | 641958bd354e2c4083a2a60e0d89a67ff7fe4c80c1dc7ab3267527f2f28c1050 |
|---|---|
| Markdown | 3b96f6dc1c44baaf027f5de4808cac1a798304a894826390bae592430c64a449 |
| Publication page | b53b80cf1aef70276000bc0bebc6e0b6e5212aceca33125ce202f27cb1344f25 |
| Manifest | 0a510ec10913863873054e3fd6ec073973bd23cb78c00b516bf9c19d85da9462 |
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 | gXfLZOUpO3bLvJj2OFB7gGTVO2NE2mwHtr+Es3QZNz15P96FuXMf0NadvMF5QtUmELRAEOHGZmwxwMNkYJXiCQ== |
| 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
| 2026-09-17T11:04:18.290049Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048679observed b53b80cf1aef70276000bc0bebc6e0b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:18.271349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048679/manifest.jsonobserved 0a510ec10913863873054e3fd6ec0739...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:18.252544Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048679/publication.mdobserved 3b96f6dc1c44baaf027f5de4808cac1a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:18.230809Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048679/publication.txtobserved 641958bd354e2c4083a2a60e0d89a67f...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. |
|---|