OT-2026-000037981
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum 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-2026-000037981) never changes.
Identity and time
| Publication number | OT-2026-000037981 · never reused |
|---|---|
| Internal UUID | 01a0ae77-f88a-7c8f-8a69-fdcce3dd61d8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:53.146436Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000037981 |
| Status | PUBLIC |
Content hashes
| Canonical text | d040a580a2f2cc7c00fc01f2eac8370b6f34b3e17033282231610f99e7dbbefc |
|---|---|
| Markdown | 69c1f44261bc095af50e07dd7a9b59634f247b653c6ec5b28b1df197442fb052 |
| Publication page | 164e115c126f822dc8b0b2b7fb0d32777c42f5a7c753d3e7b3df631af5996dce |
| Manifest | 23128db75a95fa2ec6e1fb07ae03de5e8b51fad52fc4e1fc64cb0280437b4dd8 |
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 | aqCoUuLFNG7Lwpn41bymQRvBvvUdXDG5Jz97EghqpToZnD9MpUzWo7fQCBh2ENw3G/tAjOvvpSBjlZ+bsgN8CA== |
| 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
| 2026-09-17T11:23:16.558631Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037981observed 164e115c126f822dc8b0b2b7fb0d3277...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:23:16.539855Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037981/manifest.jsonobserved 23128db75a95fa2ec6e1fb07ae03de5e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:23:16.520722Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037981/publication.mdobserved 69c1f44261bc095af50e07dd7a9b5963...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:23:16.501669Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037981/publication.txtobserved d040a580a2f2cc7c00fc01f2eac8370b...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. |
|---|