OT-2026-000021958
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, single stage ejector, 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-2026-000021958) never changes.
Identity and time
| Publication number | OT-2026-000021958 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5b-784c-a0e9-45d2c3a7f485 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021958 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9b4f6e848865cd965227f10c606731c2aec4d8be8e1f2a43aab5c1622577149c |
|---|---|
| Markdown | 332c8caa49d2c3b75d1208b5e3b5310787bc2ee74fc67dd8ec5a524170683065 |
| Publication page | 984ca0277f91140d89c73e9d659e65dc4c25c7be58548d066961e8e684ee9f59 |
| Manifest | b483df92cc011decedc3f7a9ec34e219eb375329d8da2428447dd2082d872222 |
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 | RkS1rNOsn1lsd6Glf3EIiWykzege1VsiLkUkofWr2JrbJlvPGBD5d6gqUtv0JrzZbAz6F+tXsBZZnjkITxJrAQ== |
| 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
| 2026-09-17T11:54:37.630117Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021958observed 984ca0277f91140d89c73e9d659e65dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:37.611756Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021958/manifest.jsonobserved b483df92cc011decedc3f7a9ec34e219...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:37.593750Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021958/publication.mdobserved 332c8caa49d2c3b75d1208b5e3b53107...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:37.575164Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021958/publication.txtobserved 9b4f6e848865cd965227f10c606731c2...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. |
|---|