OT-2026-000033981
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, pulsed blow-off after 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-2026-000033981) never changes.
Identity and time
| Publication number | OT-2026-000033981 · never reused |
|---|---|
| Internal UUID | 01a0ae75-df0b-713b-a786-c92283b31676 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:22:35.550760Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000033981 |
| Status | PUBLIC |
Content hashes
| Canonical text | e1d94ece228b3af25e77232b2d46146ca08d112130f97059434718aafa84705a |
|---|---|
| Markdown | 6b6ff4fad4f8c37c0d3b67655843e313bd13111e01bd8c34cb802e521fb86fe0 |
| Publication page | 0b12bd6979f8ab91fb86b0fadf6c6b7d9aeaece9260a937788b1908894a206b0 |
| Manifest | 49c9b493d04de3cd5f5228c48eedf39fd2959b8df9c01f947d6d45f6e0aabfc7 |
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 | RG5wUdP+JN+1LAQPk/7xvRBRkhZa36T+g0AWLDJMpFmqKX4YMhG25fhJBuGQGjOChtM6L7OG0sk+61hysd6jDg== |
| 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
| 2026-09-17T11:30:07.007895Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033981observed 0b12bd6979f8ab91fb86b0fadf6c6b7d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:30:06.989748Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033981/manifest.jsonobserved 49c9b493d04de3cd5f5228c48eedf39f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:30:06.963136Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033981/publication.mdobserved 6b6ff4fad4f8c37c0d3b67655843e313...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:30:06.943699Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033981/publication.txtobserved e1d94ece228b3af25e77232b2d46146c...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. |
|---|