OT-2026-000018841
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, 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-2026-000018841) never changes.
Identity and time
| Publication number | OT-2026-000018841 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d521-7896-8cbf-ae820f0f2ef6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018841 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2e031b0302c1f0001fb32a833515b4d0569d11e8ce5dd9bb4d34fae4cdb509d0 |
|---|---|
| Markdown | e9749f3855ff9c6658842f2de81d9c4916490474221699dc0401fec418567b8d |
| Publication page | d935dc6af5d7f8910d126393d3f2da012e8425d30265f02d2d4f44a797a328a7 |
| Manifest | 017152e883f049d8a43e516066ed03fd7bf429e1a6be3428fc8dcba390ce009c |
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 | ihudj5v8oh8IgL4hpB6pYdyrX/n2K2Z/WvZJPpAv6w96pedljUdY7CeOuwAszFzPZcAKrLC0sCbcERn9/aQTCg== |
| 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
| 2026-09-17T11:59:28.747189Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018841observed d935dc6af5d7f8910d126393d3f2da01...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:28.729105Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018841/manifest.jsonobserved 017152e883f049d8a43e516066ed03fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:28.709682Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018841/publication.mdobserved e9749f3855ff9c6658842f2de81d9c49...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:28.690938Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018841/publication.txtobserved 2e031b0302c1f0001fb32a833515b4d0...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. |
|---|