OT-2026-000053492
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000053492) never changes.
Identity and time
| Publication number | OT-2026-000053492 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a91-71f2-97fc-6f938c258866 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053492 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3f629d01384eb7b6803081c4439e67b48d066f885e166c6c7168a6ee74f67979 |
|---|---|
| Markdown | 342a84d94d7315cdff1b489057f9b59d27b06c011cde2011f5a64cbb04bc1203 |
| Publication page | e75d8738a71eb6b8e2ea6db93c793e0388f5b9c4fd3e9bd3344bfa9be522af2a |
| Manifest | a9e9ea9ad328f503f5dad957dfcf7c522ed2eacba2513c95dcd9b0acfe299f81 |
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 | sLZ3a0F9e6TA/PsL/5n3V2gZHuoPpXzw/oT4Pdv1iKmTOiMawfyv1UjhnBOdectmOvHCGzYeF254DHeGx1GyCA== |
| 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
| 2026-09-17T10:55:19.887032Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053492observed e75d8738a71eb6b8e2ea6db93c793e03...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:19.868637Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053492/manifest.jsonobserved a9e9ea9ad328f503f5dad957dfcf7c52...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:19.850915Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053492/publication.mdobserved 342a84d94d7315cdff1b489057f9b59d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:19.833185Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053492/publication.txtobserved 3f629d01384eb7b6803081c4439e67b4...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. |
|---|