OT-2026-000020187
Publication integrity record
Foam pad vacuum gripper, four zone face, plant vacuum fed, pulsed blow-off before 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-2026-000020187) never changes.
Identity and time
| Publication number | OT-2026-000020187 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-7dbd-94c4-b91cc9c1ab7d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020187 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8e56eaf7c7940485d23c053223ae04dff532c89e0cc37ab23d8282cec9fdba17 |
|---|---|
| Markdown | f8ad90df2febe3f70b6ff6eeb01db5f9adf3d2e1ee35838846b8c656764802ee |
| Publication page | 03f287b61a796da0fa933916289ebb0b9717b31a1c939e813e59020c10a59162 |
| Manifest | 8258aaf6f61a5769d90504215a0ac87b22929c734786f2b7fb03d694ea2e005f |
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 | EmjLFcBHm/epcQnM/WSlUWyJuTxbHxbKkETVPZRWjVvZ5hEMHb0p+vGG/RGky3FXz3Pc5jp/MBD7+oPlReg+CA== |
| 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
| 2026-09-17T11:56:30.772658Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020187observed 03f287b61a796da0fa933916289ebb0b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:30.753801Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020187/manifest.jsonobserved 8258aaf6f61a5769d90504215a0ac87b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:30.733829Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020187/publication.mdobserved f8ad90df2febe3f70b6ff6eeb01db5f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:30.715087Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020187/publication.txtobserved 8e56eaf7c7940485d23c053223ae04df...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. |
|---|