OT-2026-000021291
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, two stage ejector, 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-2026-000021291) never changes.
Identity and time
| Publication number | OT-2026-000021291 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-706c-a838-166047fc81dc · 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-2026-000021291 |
| Status | PUBLIC |
Content hashes
| Canonical text | c8969543005b94dba07d9f3a0cdbe0e2441887d2ce5684715ec5ba4b3d45089f |
|---|---|
| Markdown | 3691d0b149074f5560e5f25ad6b904011243cdd2a96e9cfb157f736a3907fe78 |
| Publication page | 19feb63f92ddc8bc4a1bb60bdca12b6a6d61eafc63c720bd0c7f66e68d6ef79c |
| Manifest | 5ac29a0440bbc4ddb6e6afbb4265f412390738dcce86180afd20550123ae4cd4 |
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 | 4w+jxshVIPv1fvwzxFMQyZarqKmT8t2lMXfsjD/kcWCXuHsNua3R4NEtfxx0WSw8WAXGocx2APecX4PVtwg7CA== |
| 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
| 2026-09-17T11:55:07.566576Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021291observed 19feb63f92ddc8bc4a1bb60bdca12b6a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:07.548376Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021291/manifest.jsonobserved 5ac29a0440bbc4ddb6e6afbb4265f412...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:07.526818Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021291/publication.mdobserved 3691d0b149074f5560e5f25ad6b90401...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:07.506058Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021291/publication.txtobserved c8969543005b94dba07d9f3a0cdbe0e2...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. |
|---|