OT-2026-000031547
Publication integrity record
Foam pad vacuum gripper, two zone face, four outlet manifold, plant vacuum 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-2026-000031547) never changes.
Identity and time
| Publication number | OT-2026-000031547 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-7618-879a-601a38c11053 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031547 |
| Status | PUBLIC |
Content hashes
| Canonical text | b9fe9c8bd793cc17199c793d55c599efff544b29b4bf9368255dd16357540995 |
|---|---|
| Markdown | 99f947f067d1a2732f507501e7bdf2a93b1fb36b13e6d363bf62e737724de488 |
| Publication page | cd0e7e07f759ec2dab1d68c836c8a27670d4f833b6c992bc5897d21392ee58bc |
| Manifest | c33730e6216aa9adfc51137995d43c8c62b3bd7a635db0f6b5ae58e5bf041aa9 |
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 | phZ49sb0EHxkD3JP0JTuAjRcAbU2EOZH2msQUwEIiD1YvejlYDGc5lDwr5Yn28eQlHSdzB930LpBrIlw+B29Dw== |
| 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
| 2026-09-17T11:36:23.435956Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031547observed cd0e7e07f759ec2dab1d68c836c8a276...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:23.418670Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031547/manifest.jsonobserved c33730e6216aa9adfc51137995d43c8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:23.399477Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031547/publication.mdobserved 99f947f067d1a2732f507501e7bdf2a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:23.381840Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031547/publication.txtobserved b9fe9c8bd793cc17199c793d55c599ef...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. |
|---|