OT-2026-000077103
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-2026-000077103) never changes.
Identity and time
| Publication number | OT-2026-000077103 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f507-7cc2-be88-a69dfa9a0eda · 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-2026-000077103 |
| Status | PUBLIC |
Content hashes
| Canonical text | 213cb43197f6c84706b2e4a0703d98c05841fcfc38766f4dc3d598e56b25266a |
|---|---|
| Markdown | 64d0d3bafa0eb0fa8bd05296d772ccce94cee8cae711630bed4bc77a4ee6fa69 |
| Publication page | c46537f2244e98c79e64605d49bf156571b95475310d39ed71b17e4c8fb909de |
| Manifest | 30accce196cfd68e2a4db45e6fe3bc61454bd2f4ed52d2da838e7d424fe46f53 |
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 | hONyi7PNaP/6sh5KCoAXREjb5ZjIPPwFcEqelXSjJTqLYb5+jBWhUbYEZubsz2lWw0Js3LTWgXy4OL0Av1K3CQ== |
| 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
| 2026-09-17T10:11:34.212986Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077103observed c46537f2244e98c79e64605d49bf1565...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:11:34.189991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077103/manifest.jsonobserved 30accce196cfd68e2a4db45e6fe3bc61...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:33.795278Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077103/publication.mdobserved 64d0d3bafa0eb0fa8bd05296d772ccce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:33.775858Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077103/publication.txtobserved 213cb43197f6c84706b2e4a0703d98c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:34.022072Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077103observed c46537f2244e98c79e64605d49bf1565...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:34.001981Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077103/manifest.jsonobserved 30accce196cfd68e2a4db45e6fe3bc61...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:33.982916Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077103/publication.mdobserved 64d0d3bafa0eb0fa8bd05296d772ccce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:33.959235Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077103/publication.txtobserved 213cb43197f6c84706b2e4a0703d98c0...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. |
|---|