OT-2026-000029920
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, sustained 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-2026-000029920) never changes.
Identity and time
| Publication number | OT-2026-000029920 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac48-71c9-8a93-7494f2cc3659 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:11.501096Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029920 |
| Status | PUBLIC |
Content hashes
| Canonical text | 342f27201eacda75147eb912621aebde9f7688c701d7e1346689b6257463c17c |
|---|---|
| Markdown | d83ed4fbb74732998c960fb5bf19eeed34053eaec74973b171a93fbce270dcc1 |
| Publication page | a43a05e1db63193fe3789792ce94f9740325b5ddf20dd83c351113ab3334de33 |
| Manifest | 6fb5e25a0c404decab88304a080aa05f52b66ed2c289460fed410b744233dc72 |
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 | pvMemgPkNW+Duhml88y0LPc8WdTK3vOZHeDdSZMRCafAo8uTtkYHQKu5H+yD4Vn4o6hhuQyBWe5OHRSNH7LxBg== |
| 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
| 2026-09-17T11:38:37.648386Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029920observed a43a05e1db63193fe3789792ce94f974...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:37.631426Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029920/manifest.jsonobserved 6fb5e25a0c404decab88304a080aa05f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:37.613749Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029920/publication.mdobserved d83ed4fbb74732998c960fb5bf19eeed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:37.597341Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029920/publication.txtobserved 342f27201eacda75147eb912621aebde...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. |
|---|