OT-2026-000090769
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, single stage ejector, 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-2026-000090769) never changes.
Identity and time
| Publication number | OT-2026-000090769 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f31-754c-ad98-1103ec04c915 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090769 |
| Status | PUBLIC |
Content hashes
| Canonical text | 56ed438ee9a83180d2afe19379f8c1469c9b10b64503a75aed328f258ef96222 |
|---|---|
| Markdown | 971c6e0dfcd9a01c165b22c54bd30e26f74cee0317d99ff5a9af01be6fef1edd |
| Publication page | b6651b9c4107baab486717715f157712165297d3e7b79bfbf9354cb6a893fce4 |
| Manifest | 88532be2ad581b5be72c7c8e409e00b05684e76d3d2905e57ac44cf2807ac8fd |
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 | oBtHwphPo35AwEElreW6tMT1NlwiQyP0/ROb1/CCqMzPjrKftKqh7r2ugnkmUDSa60WIuEufOdfc8Pm4WTMiBg== |
| 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
| 2026-09-17T09:44:58.153773Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090769observed b6651b9c4107baab486717715f157712...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:58.135089Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090769/manifest.jsonobserved 88532be2ad581b5be72c7c8e409e00b0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:58.118051Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090769/publication.mdobserved 971c6e0dfcd9a01c165b22c54bd30e26...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:58.099290Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090769/publication.txtobserved 56ed438ee9a83180d2afe19379f8c146...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. |
|---|