OT-2026-000029819
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, three stage ejector, 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-2026-000029819) never changes.
Identity and time
| Publication number | OT-2026-000029819 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e25-7d48-a54c-47598efdba61 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029819 |
| Status | PUBLIC |
Content hashes
| Canonical text | cfa726f50c4aab3fd1916042c77d94c14a5613f0d46b2efeba5768b9e3ef6cb6 |
|---|---|
| Markdown | bcf7df2ef0c64560d12623462a25ddcd832a17b84e2e3636866a7bd41ffd6092 |
| Publication page | 516c72ff471f7e7c4cf0442ece21ef2f2ba05ddbed3f1793ae4c7dc3d4b61eb6 |
| Manifest | df3d605868ae5aa939b64d7f97bcf5112dcf22b0a13834fd0e574e387ee21bd2 |
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 | tS2AiK0NRccuw/vrDj5liPHhGTwHfMa0nJlq+aGd0pXbQdF6Z2iuV248V/WRy9xrZddZ8it84iehWknGYU4fDQ== |
| 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
| 2026-09-17T11:39:35.530538Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029819observed 516c72ff471f7e7c4cf0442ece21ef2f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:35.512372Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029819/manifest.jsonobserved df3d605868ae5aa939b64d7f97bcf511...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:35.491181Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029819/publication.mdobserved bcf7df2ef0c64560d12623462a25ddcd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:35.473320Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029819/publication.txtobserved cfa726f50c4aab3fd1916042c77d94c1...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. |
|---|