OT-2026-000075991
Publication integrity record
Foam pad vacuum gripper, three zone face, pump fed, pressure sensor per zone, 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-2026-000075991) never changes.
Identity and time
| Publication number | OT-2026-000075991 · never reused |
|---|---|
| Internal UUID | 01a0ae94-2a00-77ed-ba70-3288491b7516 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075991 |
| Status | PUBLIC |
Content hashes
| Canonical text | 49540e7572b76d9689828009491cebd1e3a365b58d242cd857efd7ad6c889bd9 |
|---|---|
| Markdown | d631802d40539d3f7f57e0b2de6c77f5becfca6bd99f654ae2a075009e526ad8 |
| Publication page | a9b18a44ec75e9c530d286bb4119570189107480317bb7e9ed74d6b22381c7fc |
| Manifest | 2d1226de9435aa24064340d78125b58f593b3eb1c16de8f128597f83d634b1d9 |
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 | 4L7Xr1MwajeJgNT8+Oj3cIJ4QTmR5gt5B0rUPIb1MT088d4zjgHaIRag1kWVIzRQM22DIIAFjpl1KszEBeLjAQ== |
| 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
| 2026-09-17T10:20:14.312164Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075991observed a9b18a44ec75e9c530d286bb41195701...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:20:14.293115Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075991/manifest.jsonobserved 2d1226de9435aa24064340d78125b58f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:14.272176Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075991/publication.mdobserved d631802d40539d3f7f57e0b2de6c77f5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:14.250925Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075991/publication.txtobserved 49540e7572b76d9689828009491cebd1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:03.556026Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075991observed a9b18a44ec75e9c530d286bb41195701...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:03.538526Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075991/manifest.jsonobserved 2d1226de9435aa24064340d78125b58f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:03.520396Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075991/publication.mdobserved d631802d40539d3f7f57e0b2de6c77f5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:03.502877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075991/publication.txtobserved 49540e7572b76d9689828009491cebd1...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. |
|---|