OT-2026-000031929
Publication integrity record
Single cup vacuum gripper, three stage ejector, pulsed blow-off after 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-2026-000031929) never changes.
Identity and time
| Publication number | OT-2026-000031929 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad2-70de-94d0-2ee8beca101e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031929 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9320e451d4c7b8cc1b58fea8f78314cf36cb73a420331a874a4b8ff1279ac950 |
|---|---|
| Markdown | a231c7ff99d9fdde6695f1d9246be47d0585d1ae7734d22420e078e0f5e01e68 |
| Publication page | 9b34fe0d24992d0e90fee21550ade43ada0ad3998b26839fdcaba9709a931e8d |
| Manifest | bc96190a4f400c0fc38314a53564ee127a0ef6f4168a22745e15d752e775998a |
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 | UeXfIHJcJ+znnqJMqh8ZjSkac07lNB0hPX7RWglTRoAMmkZVzTEeXDPRfbfcZzC5lYYu+1JupdFcGv6Z1LVdCQ== |
| 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
| 2026-09-17T11:35:12.528102Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031929observed 9b34fe0d24992d0e90fee21550ade43a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:12.510974Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031929/manifest.jsonobserved bc96190a4f400c0fc38314a53564ee12...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:12.493229Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031929/publication.mdobserved a231c7ff99d9fdde6695f1d9246be47d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:12.473465Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031929/publication.txtobserved 9320e451d4c7b8cc1b58fea8f78314cf...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. |
|---|