OT-2026-000028075
Publication integrity record
Two cup vacuum gripper, two zone face, per zone isolation, three stage ejector, 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-2026-000028075) never changes.
Identity and time
| Publication number | OT-2026-000028075 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-7f09-8116-0bbb535f2136 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028075 |
| Status | PUBLIC |
Content hashes
| Canonical text | 84433cc2f096823dfeed00025ebe6494b4701728587866300c975c67627b14d0 |
|---|---|
| Markdown | a8a125858f04f32b930cbbc85f53bf22bda6b0a51bea73afd4b6244e8eb54ab9 |
| Publication page | 846720377b1140e9fe400c985f65851d3d265e9ead887f9f5ca48ea2b0c24e69 |
| Manifest | 7c2fe451d567c2b10e105a7573229723c3cae75c9126f4090bdf1cb7b291532f |
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 | sTocHfj0zB7R9vpDSFw0+fSIoY/2N2e95C4yUXJFix1+YeGEcSzCQXEkndXiQGUyQTR8V7v2+nE4/cev0v0lBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:42:24.927963Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028075observed 846720377b1140e9fe400c985f65851d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:24.908179Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028075/manifest.jsonobserved 7c2fe451d567c2b10e105a7573229723...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:24.888205Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028075/publication.mdobserved a8a125858f04f32b930cbbc85f53bf22...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:24.869940Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028075/publication.txtobserved 84433cc2f096823dfeed00025ebe6494...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. |
|---|