OT-2026-000052875
Publication integrity record
Three cup vacuum gripper, three zone face, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down
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-2026-000052875) never changes.
Identity and time
| Publication number | OT-2026-000052875 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42f-7034-8359-57f63069419f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052875 |
| Status | PUBLIC |
Content hashes
| Canonical text | fb24a913b69ea4c08f4c208f08f477cde761c34b8ae4f92f97bbb37aacd46d53 |
|---|---|
| Markdown | daa250341b073b87fa5ec60bdffafc00d9399727dc30a0857e72b7aa22115212 |
| Publication page | 6fd659db136558fb3208b9e3917401a5e1ba3d224f39c5c73a7b10e51f3e265c |
| Manifest | 0714f62e17beb0323e7a368e08d189e3a07ed26c5eff9c35f99d5c35a02b9d8e |
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 | 8U5tCWYb10ORShVRy0+MOeQ36Pt16qHTYJZqvrbnVKs/RIdP8cnyAzlpOJSGfanEfUCE3tOtG3ntxnLiE+ChBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:56:30.600561Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052875observed 6fd659db136558fb3208b9e3917401a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:30.580551Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052875/manifest.jsonobserved 0714f62e17beb0323e7a368e08d189e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:30.561452Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052875/publication.mdobserved daa250341b073b87fa5ec60bdffafc00...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:30.543278Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052875/publication.txtobserved fb24a913b69ea4c08f4c208f08f477cd...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. |
|---|