OT-2026-000054176
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000054176) never changes.
Identity and time
| Publication number | OT-2026-000054176 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a8-74d1-a4a5-752315ca4daa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054176 |
| Status | PUBLIC |
Content hashes
| Canonical text | 285c58bab73e3a0b0fce86964afec7b123e1f5b4c4bb9d82e8f1db07ad339bcc |
|---|---|
| Markdown | b68860d4181b72dd4bdf9bfbb68ef000642d1d04ed7a2bc535591c0da0ed1249 |
| Publication page | 92b784ef69dc4c7a2b3e81abf935252eeb8f960246d3cd124251e77a56927f14 |
| Manifest | bea06731ea4aa9dc742ac4b6909e0958a4d4a4a252298f24a39b384b80719ec3 |
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 | 9cY6DcV9jdxaE3SqJd+B4uuSPALbEqcDkTL56y+Awhe/b3QG9E99iuGBRgQ0VWg7GhMhR8jVVm9Yja1a1DuaBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:54:37.560280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054176observed 92b784ef69dc4c7a2b3e81abf935252e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:37.542319Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054176/manifest.jsonobserved bea06731ea4aa9dc742ac4b6909e0958...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:37.522727Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054176/publication.mdobserved b68860d4181b72dd4bdf9bfbb68ef000...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:37.501763Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054176/publication.txtobserved 285c58bab73e3a0b0fce86964afec7b1...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. |
|---|