OT-2026-000036170
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000036170) never changes.
Identity and time
| Publication number | OT-2026-000036170 · never reused |
|---|---|
| Internal UUID | 01a0ae77-01ce-7159-a911-8f92b59cc8e6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:23:50.134839Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000036170 |
| Status | PUBLIC |
Content hashes
| Canonical text | 23e1d02fd30a41fd7ac8116f96ec2585636c589c54c268caaa603a611df1b650 |
|---|---|
| Markdown | ae1eb3b6a7f460d9f75823ec349cba8fa55b1ab93079edf34f902cc48f5467cc |
| Publication page | 14ea37f7bdae2893d46ae56e92425b1e3796ac9276857309a0729de10e343259 |
| Manifest | b3a7596615ab40aabc62eb934cdbdda079804b5b7a53faeb6be740f450908227 |
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 | C1pNUTN0jR1upMSAXbtu/Erx3mAKmkBr48I0R5v1+XpdfzQWPxdhBZf2337XurNmWU3cLmmwiaPHdEyVno6jDw== |
| 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
| 2026-10-04T00:41:12.776391Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036170observed 14ea37f7bdae2893d46ae56e92425b1e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-04T00:41:12.710105Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036170/manifest.jsonobserved b3a7596615ab40aabc62eb934cdbdda0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T00:41:12.652628Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036170/publication.mdobserved ae1eb3b6a7f460d9f75823ec349cba8f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T00:41:12.590566Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036170/publication.txtobserved 23e1d02fd30a41fd7ac8116f96ec2585...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-21T04:44:11.992075Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036170observed 14ea37f7bdae2893d46ae56e92425b1e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-21T04:44:11.719552Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036170/manifest.jsonobserved b3a7596615ab40aabc62eb934cdbdda0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-21T04:44:11.507401Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036170/publication.mdobserved ae1eb3b6a7f460d9f75823ec349cba8f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-21T04:44:11.240240Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036170/publication.txtobserved 23e1d02fd30a41fd7ac8116f96ec2585...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|