OT-2026-000090326
Publication integrity record
Foam pad vacuum gripper, two zone face, pump 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-2026-000090326) never changes.
Identity and time
| Publication number | OT-2026-000090326 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2c-74b5-9b4f-2c9720f0ad5a · 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-2026-000090326 |
| Status | PUBLIC |
Content hashes
| Canonical text | b433a751491946cabeca496321023bd48d921981010fea531f0286b7dbd58984 |
|---|---|
| Markdown | bc5b24f601912374492baea4bbb19965281ed77ed7faafaa2c23ea1b499e5fa0 |
| Publication page | 84c886265c84079df259405789a9238f5fc3f0cf07cb5090c6a86e341bccc705 |
| Manifest | b88b15aa4899fdaf4327210b22058525dbcb2a9d4cb6fb791818ee18db6e1a63 |
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 | BTgp+sQIBdh2c6oSc7zrFBHJXJeEc9kX6VktPidMtlac4mCLbSf+RHsU8AYbG1Bbq4p2Ntdm0idPhN52f6kaDg== |
| 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
| 2026-09-17T09:44:24.778215Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090326observed 84c886265c84079df259405789a9238f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:24.761485Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090326/manifest.jsonobserved b88b15aa4899fdaf4327210b22058525...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:24.743839Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090326/publication.mdobserved bc5b24f601912374492baea4bbb19965...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:24.727334Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090326/publication.txtobserved b433a751491946cabeca496321023bd4...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. |
|---|