OT-2026-000005180
Publication integrity record
Porous face vacuum gripper, four zone face, plant vacuum fed, pressure verified, contact triggered
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-2026-000005180) never changes.
Identity and time
| Publication number | OT-2026-000005180 · never reused |
|---|---|
| Internal UUID | 01a0a930-7354-7645-976f-2b57f55e8900 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:48:39.895715Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005180 |
| Status | PUBLIC |
Content hashes
| Canonical text | f88c25326a81c582d719f5bb74230cad68e766e735965f0d082e33c934e7a4a1 |
|---|---|
| Markdown | 6f53e793d8bdf1b1ce946bd55d434c41d0cebfd8183694357d0a61bec9a620db |
| Publication page | 1d349f75b7d00625d2b50f7d77104d477b8d2f10fee5b5d9855a7dfc48acf711 |
| Manifest | 4731b9fd9bb7e7a8675146581807b84569ad1cbd1c350f03b8012791259bfa51 |
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 | Yc2yW9fgrRqEJGQGiLEx3wPst2CJ6qoo4/ItMQ/ntI66GCp+PBA/dd+phUVPQT2WzmNe0LQIEW+2jtsvtHeTAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T07:50:06.647757Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005180observed 1d349f75b7d00625d2b50f7d77104d47...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:06.634537Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005180/manifest.jsonobserved 4731b9fd9bb7e7a8675146581807b845...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:06.621257Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005180/publication.mdobserved 6f53e793d8bdf1b1ce946bd55d434c41...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:06.487058Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005180/publication.txtobserved f88c25326a81c582d719f5bb74230cad...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. |
|---|