OT-2026-000021530
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed blow-off before set-down
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-2026-000021530) never changes.
Identity and time
| Publication number | OT-2026-000021530 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865e-74a3-8556-b209632879d7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021530 |
| Status | PUBLIC |
Content hashes
| Canonical text | b4a14cd3b469c1eaecb913730a3fbe3387c3285cbbb51e703ceed89711c59880 |
|---|---|
| Markdown | 4a7dfd8c9c83056fa8f3fa2d199c4771d044c62ed0740bf78576cf7a492526f2 |
| Publication page | 3e0be9af349127ad31b6c49ef95551fd9ad4c0751fc8dfdef6534b1fb0a9ed27 |
| Manifest | 532d0b13c8b537d467d0350895b9649d1e1f6700c7042b5ba41dd30c0914c0fa |
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 | OX7uhfWPdvrb/pDzBGdy47Wm/Y/J8ZZc901B4lLs3k+JPrSSqBU4cqZQWQsAJhSrgxdgD71NcAFODamobNfFDQ== |
| 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
| 2026-09-17T11:55:27.027483Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021530observed 3e0be9af349127ad31b6c49ef95551fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:27.007158Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021530/manifest.jsonobserved 532d0b13c8b537d467d0350895b9649d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:26.989862Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021530/publication.mdobserved 4a7dfd8c9c83056fa8f3fa2d199c4771...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:26.969850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021530/publication.txtobserved b4a14cd3b469c1eaecb913730a3fbe33...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. |
|---|