OT-2026-000100434
Publication integrity record
Foam pad vacuum gripper, three zone face, common isolation valve, 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-2026-000100434) never changes.
Identity and time
| Publication number | OT-2026-000100434 · never reused |
|---|---|
| Internal UUID | 01a0aea3-66ef-7956-92af-b39ea4e16b5e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:12:19.463543Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000100434 |
| Status | PUBLIC |
Content hashes
| Canonical text | 87b8ad46bb9beb5f3424a5a64a678a3490a2fbe9a855d4973bbba8963e02d7f1 |
|---|---|
| Markdown | 21506d6db39bad9a10774dbba95f5f2153d8dd55e6e4303d7bd2a284e154b5fa |
| Publication page | 84abb9e281e4b4fcd3b88a9677d8fdf96fa20f4ddc1d6a3e5c8b2ab78d721901 |
| Manifest | 63b230548e8204b008342a88123aad3bc964e2794a5ffe308661aa2763a1f5ee |
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 | cP9xgKC1u5kKT7fqhx1MaGTtsWG2Xzua7Sr1EM2yJif/YgjExhl8sq05yhwxEXJNYr6zzrJseM6LpQ517XdfCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:27:10.625477Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100434observed 84abb9e281e4b4fcd3b88a9677d8fdf9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:27:10.607068Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100434/manifest.jsonobserved 63b230548e8204b008342a88123aad3b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:10.590430Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100434/publication.mdobserved 21506d6db39bad9a10774dbba95f5f21...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:10.572102Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100434/publication.txtobserved 87b8ad46bb9beb5f3424a5a64a678a34...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. |
|---|