OT-2026-000067399
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, plant vacuum 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-2026-000067399) never changes.
Identity and time
| Publication number | OT-2026-000067399 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-6bd8-7b5a-ac3e-68aa927374e0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:29.998864Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000067399 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3ea508654ebf036bc8e5cb8f71e8ec6a4f0583bfa16dd82de9cb4477a89312f0 |
|---|---|
| Markdown | c256c4fb7b6b913c3c69214e730954b5586a164abe294fa617d50a5f6496b48c |
| Publication page | 07f98e9b138aa08ce5e359edef3712bf84d0305f2a5d2f8617db8e950756c48e |
| Manifest | c25d3fed1005f81f930f23906fb5fb98d4017681fdd7f05cdfdba54b0f9fb862 |
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 | Y7jyg9VbfPysC2IsGUARjInJHilYvyORNO/iC3HTsxhRRcgaPanLJXm1YhtUXFwBhLiGRCLlkCT/CFz03k3+Bg== |
| 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
| 2026-09-17T10:31:35.535251Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067399observed 07f98e9b138aa08ce5e359edef3712bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:31:35.519297Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067399/manifest.jsonobserved c25d3fed1005f81f930f23906fb5fb98...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:31:35.503834Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067399/publication.mdobserved c256c4fb7b6b913c3c69214e730954b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:31:35.487299Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067399/publication.txtobserved 3ea508654ebf036bc8e5cb8f71e8ec6a...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. |
|---|