OT-2026-000038137
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, pump 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-2026-000038137) never changes.
Identity and time
| Publication number | OT-2026-000038137 · never reused |
|---|---|
| Internal UUID | 01a0ae77-f88b-76e9-acad-d9756c45fd03 · 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-2026-000038137 |
| Status | PUBLIC |
Content hashes
| Canonical text | 549f60ce4c160bbfee7dae15f81f8fee363ee6a3b54599129a7782ff85ef56e7 |
|---|---|
| Markdown | be250adaa2dd59741700d233a9cead6061305b6c0bf50031c347ea3dd6f46fcc |
| Publication page | 8c645e946ef79fc825d19b446ca5db1fffee738a503e17e1c7d5cae676c9e97f |
| Manifest | 215844a6d47b94787b5a7f3eeb34eaf76b93f9dd2b804729f8fca14328ae7e1c |
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 | 75PcAatw4YkiJSA1pUUIHFUti9CvBWG4w0tQfX85TMhX90fHBWD7vE7r/CcCnP8cxNatyNAK26niYVflyPQuBg== |
| 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
| 2026-09-17T11:23:28.973374Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038137observed 8c645e946ef79fc825d19b446ca5db1f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:23:28.954104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038137/manifest.jsonobserved 215844a6d47b94787b5a7f3eeb34eaf7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:23:28.936766Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038137/publication.mdobserved be250adaa2dd59741700d233a9cead60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:23:28.917032Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038137/publication.txtobserved 549f60ce4c160bbfee7dae15f81f8fee...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. |
|---|