OT-2026-000027407
Publication integrity record
Foam pad vacuum gripper, four zone face, single stage ejector, pulsed 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-2026-000027407) never changes.
Identity and time
| Publication number | OT-2026-000027407 · never reused |
|---|---|
| Internal UUID | 01a0ae72-6997-7705-b642-e275c0177fd5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:48.928538Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027407 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3251354362082aec39d93e2ddf4a3e8fd7567d5aa29b4d6c990def14f719c602 |
|---|---|
| Markdown | a67119d792f3dd5322e2a4d4a651573f46a87e92d2be454b5811dffa30210764 |
| Publication page | 22f362a3b838a7f8f4a4370f758b4ab399e44df08d78dac088f5c8d1c524ac19 |
| Manifest | 5c57612324985fd70e897d757847001bd03730f588a8313dee525c9522de639b |
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 | 4iIYjErBA/GNstEyCGfMq+dtPmCp1O7eFvnCG9hStMDur5hniBNv0ul/El7uBhEw+LZk/yy9zgoBcYmEYrA/DA== |
| 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
| 2026-09-17T11:42:49.974899Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027407observed 22f362a3b838a7f8f4a4370f758b4ab3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:49.955959Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027407/manifest.jsonobserved 5c57612324985fd70e897d757847001b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:49.937230Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027407/publication.mdobserved a67119d792f3dd5322e2a4d4a651573f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:49.920503Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027407/publication.txtobserved 3251354362082aec39d93e2ddf4a3e8f...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. |
|---|