OT-2026-000100228
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, 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-2026-000100228) never changes.
Identity and time
| Publication number | OT-2026-000100228 · never reused |
|---|---|
| Internal UUID | 01a0aea3-3053-7581-978c-c4f6aece4ea6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:12:05.469356Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000100228 |
| Status | PUBLIC |
Content hashes
| Canonical text | 487ec9379da7a788475d4b80c16f38c087142e2293976483f3b17b1d19c4ba8d |
|---|---|
| Markdown | 365d1306cd8fee106678b3a1bd640731971ff961679339f361aae03bbe9b26a3 |
| Publication page | ea689ca20493a45f46060069044dfa8746c03d8bb22909f9f90b79256a55cd7c |
| Manifest | d155eb392c3ed3eb7c5b1a06e87cf1cb50479c7b9e77bc18446a388e7d2faeae |
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 | vf6W8ajGf2GMeedmuJsKK7ZSKQCGVm308u3H7w8JcQPhzm6uufa6krR9Ii5q7696pnk4N4zmouLV5Vw4s9/nDw== |
| 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
| 2026-09-17T09:28:01.311065Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100228observed ea689ca20493a45f46060069044dfa87...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:28:01.290939Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100228/manifest.jsonobserved d155eb392c3ed3eb7c5b1a06e87cf1cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:01.271576Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100228/publication.mdobserved 365d1306cd8fee106678b3a1bd640731...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:01.253548Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100228/publication.txtobserved 487ec9379da7a788475d4b80c16f38c0...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. |
|---|