OT-2026-000042427
Publication integrity record
Foam pad vacuum gripper, three zone face, three outlet manifold, pump fed, manifold pressure sensor, 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-2026-000042427) never changes.
Identity and time
| Publication number | OT-2026-000042427 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d75-7654-b6cb-7599dfc8c016 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042427 |
| Status | PUBLIC |
Content hashes
| Canonical text | 53308555775fbd4bacdc75d13a9e44f4c95e4d399f94f11f4695f6ac8e478769 |
|---|---|
| Markdown | 5226824fb7d315d8537238af55ce48fc532c983193a8a7b7fa55181805c63b63 |
| Publication page | aa8f9f86770e43add3f9fdaeb5f8141db325d946a74d7a0e94bf06e350c664a2 |
| Manifest | 474b681003e4082b56d770e29c255bf8be1af5f0ad898ca64010c4bf9e99b4e7 |
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 | SZa+cZ6Xu36HJSh03b0IKr+qtKdY9rGZqOzBgmP0hr3zoaRmqDU5HG3DzoHnxmBEMeECXcn1yhFQovIlUvfNBw== |
| 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
| 2026-09-17T11:16:13.645847Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042427observed aa8f9f86770e43add3f9fdaeb5f8141d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:16:13.625490Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042427/manifest.jsonobserved 474b681003e4082b56d770e29c255bf8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:13.609277Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042427/publication.mdobserved 5226824fb7d315d8537238af55ce48fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:13.592260Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042427/publication.txtobserved 53308555775fbd4bacdc75d13a9e44f4...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. |
|---|