OT-2026-000091980
Publication integrity record
Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000091980) never changes.
Identity and time
| Publication number | OT-2026-000091980 · never reused |
|---|---|
| Internal UUID | 01a0ae9d-43bb-7af0-9c41-5adb78fc6695 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:37.256105Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091980 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7930b382fefcbec9eb873f83c8ae42b358e8932ca6cd58ca6604513603e41a3f |
|---|---|
| Markdown | 52c7910888df7a0c89e6890948886875fe4e2acdf9ba22acbe12728f17856428 |
| Publication page | 599d6190849e5512f4365082b3de173ac8a5f6971ae208fa455f56ead23ba9ab |
| Manifest | 86008fccd85f1195523f36a4e1fdd13f6d34261cf0708b35fdc1e971fd44b514 |
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 | O9AYLWRUWDnSKh5f8CkJpBa4blf5YWtApvJZnNIc1g8gBx9W0pGmWQFUl94PuLAkEQcbL4UeuJGu9TQ5LNaADw== |
| 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
| 2026-09-17T09:42:57.379508Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091980observed 599d6190849e5512f4365082b3de173a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:42:57.346143Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091980/manifest.jsonobserved 86008fccd85f1195523f36a4e1fdd13f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:57.310646Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091980/publication.mdobserved 52c7910888df7a0c89e6890948886875...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:57.267792Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091980/publication.txtobserved 7930b382fefcbec9eb873f83c8ae42b3...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. |
|---|