OT-2026-000053302
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, vented 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-2026-000053302) never changes.
Identity and time
| Publication number | OT-2026-000053302 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a15-7616-89e9-68a4316fee59 · 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-2026-000053302 |
| Status | PUBLIC |
Content hashes
| Canonical text | d7f90b536a02ebddbf1b9df74d4fd57de0e0a2c2383f82fa4f88616e9af03d03 |
|---|---|
| Markdown | edbc94b5ffe632dc57772865a63a113353857c73b2c38d89221de1c986490817 |
| Publication page | d8ee5d12437734fcae6fc4decf6aad5c93607e464b3acac81dfd0e99e690283b |
| Manifest | 17485334c3082a0129f48ecd56ed5d71312d096645369b0c0bd705190bf18dcd |
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 | UytqtatdM99Cg/SC7KJdC744qRCGpamHJdWcy2KgINqQ18B01il6GV4YTJvAbsIDMBonraJC5JaWfuZ/2vCUAw== |
| 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
| 2026-09-17T10:54:59.510033Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053302observed d8ee5d12437734fcae6fc4decf6aad5c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:59.490423Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053302/manifest.jsonobserved 17485334c3082a0129f48ecd56ed5d71...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:59.469816Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053302/publication.mdobserved edbc94b5ffe632dc57772865a63a1133...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:59.452371Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053302/publication.txtobserved d7f90b536a02ebddbf1b9df74d4fd57d...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. |
|---|