OT-2026-000077101
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, pump fed, pressure sensor per zone, 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-2026-000077101) never changes.
Identity and time
| Publication number | OT-2026-000077101 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f507-7ffb-926f-edd63e8018e9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077101 |
| Status | PUBLIC |
Content hashes
| Canonical text | ab510549acf069497d7209c2eddfe247e4b2f5303e0b5a95e53ed9d8575fbefe |
|---|---|
| Markdown | f5190ed16dcc8aff2a1923d12b549f13b27a7c416a4b7c526b634ea9e31a4a10 |
| Publication page | 9fea8b6c87e6c09a3aff940e2bf81496b2ac1b9998a299844a6bdfca073f6b9f |
| Manifest | 5f3f1bd038a759f85d8b96369994695a6e5403a0537119d8f9a9100722bda2ce |
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 | JMPD3rjWQf4PwpXLYtke3hG8sNwVkXvoTJnrjc1T5NO/6rM5VBR3CaZUCag1s2OLaFVGQRivFZcWZvAPie3DCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:11:33.755860Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077101observed 9fea8b6c87e6c09a3aff940e2bf81496...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:11:33.733879Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077101/manifest.jsonobserved 5f3f1bd038a759f85d8b96369994695a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:33.298493Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077101/publication.mdobserved f5190ed16dcc8aff2a1923d12b549f13...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:33.279960Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077101/publication.txtobserved ab510549acf069497d7209c2eddfe247...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:33.938809Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077101observed 9fea8b6c87e6c09a3aff940e2bf81496...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:33.921081Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077101/manifest.jsonobserved 5f3f1bd038a759f85d8b96369994695a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:33.903940Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077101/publication.mdobserved f5190ed16dcc8aff2a1923d12b549f13...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:33.886405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077101/publication.txtobserved ab510549acf069497d7209c2eddfe247...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. |
|---|