OT-2026-000026842
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000026842) never changes.
Identity and time
| Publication number | OT-2026-000026842 · never reused |
|---|---|
| Internal UUID | 01a0ae72-3452-7256-9d1c-206e908973c9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:35.358864Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000026842 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8722e67639d2ee51534b8c1d2e75cf6deba0470702fc1f6c01befc06143e65c0 |
|---|---|
| Markdown | 4ff127a05e2a6301a006a47f2c78d2e8499eeefd7891acdd080bec43e0710154 |
| Publication page | cc8e0d8faeadc4c9e27a943a6eb1bfe5a5d48d0135787df9e923b7fb807ac51b |
| Manifest | 6f8d1c9aa8b5866d89b7693890bdfb842d05f8a92694c83a99a13a8650fc5903 |
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 | 7HYsjJO5mHHtJEDm1MSvads6duhCjqPNFeqf6GX7WxmOJpdgvPqW3Wo7A0zBcBziYTed9c+Xg9YsmI7mY3WpBg== |
| 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
| 2026-09-17T11:43:26.128550Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026842observed cc8e0d8faeadc4c9e27a943a6eb1bfe5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:43:26.104692Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026842/manifest.jsonobserved 6f8d1c9aa8b5866d89b7693890bdfb84...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:25.671759Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026842/publication.mdobserved 4ff127a05e2a6301a006a47f2c78d2e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:25.654645Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026842/publication.txtobserved 8722e67639d2ee51534b8c1d2e75cf6d...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. |
|---|