OT-2026-000018623
Publication integrity record
Foam pad vacuum gripper, three zone face, six outlet manifold, pump fed, 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-2026-000018623) never changes.
Identity and time
| Publication number | OT-2026-000018623 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d520-78f7-82ad-94cd5d18bbb0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018623 |
| Status | PUBLIC |
Content hashes
| Canonical text | c8ce42d711c4046e2d9a33d2287bfe834ce3e2d379708ef5af291b14dfce95cd |
|---|---|
| Markdown | 15b34f15911e52a1813113622b66f876831e7fd1063d205570a72b86a9456a94 |
| Publication page | 3375246d4085c2eafa15e8ba3cf4c1cdae292c774b6e381d975452f332809681 |
| Manifest | 38f51999ad9a8834aead08ba0924363b5bd4276bd9804c9476290a9bfb54a2f5 |
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 | Hbtp+0GK4lqMsvYOOz9p4t6uAw6Fj6MAVcQ8w7VtpDoY6hwxFHXe32SPl9knftjff3YEelHbCUBPDAWWByaiDQ== |
| 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
| 2026-09-17T11:59:07.281802Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018623observed 3375246d4085c2eafa15e8ba3cf4c1cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:07.262272Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018623/manifest.jsonobserved 38f51999ad9a8834aead08ba0924363b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:07.243894Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018623/publication.mdobserved 15b34f15911e52a1813113622b66f876...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:07.225139Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018623/publication.txtobserved c8ce42d711c4046e2d9a33d2287bfe83...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. |
|---|