OT-2026-000055690
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented 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-2026-000055690) never changes.
Identity and time
| Publication number | OT-2026-000055690 · never reused |
|---|---|
| Internal UUID | 01a0ae87-09ca-7944-a178-cc5262d45433 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055690 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4a30690f3a9ec9414ccf08aae7ac13fe232c6375ea2e646d13cdd776f9120056 |
|---|---|
| Markdown | 29cb5a75d1e449758e0ad4cd9fbe5b3192b372ea57a260351131dc79a0abc5d1 |
| Publication page | 9883fc5a41bcd8df266c22666518d0d678d92c2950ea5bce5c30ce23f23d2f9a |
| Manifest | 48774ada0cb8cf70238836be12c86518f7674ea8dd61abbcd4d58eea519c1d52 |
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 | 99f+EErUhN3+MkPABkGvRydXlDq2Le+WBcNLwygF+7xMIylCste9IIb+PuwPHokXHvafT25J4OUcS+5Ec2lIDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:51:00.904715Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055690observed 9883fc5a41bcd8df266c22666518d0d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:00.887634Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055690/manifest.jsonobserved 48774ada0cb8cf70238836be12c86518...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:00.870559Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055690/publication.mdobserved 29cb5a75d1e449758e0ad4cd9fbe5b31...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:00.853046Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055690/publication.txtobserved 4a30690f3a9ec9414ccf08aae7ac13fe...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. |
|---|