OT-2026-000004370
Publication integrity record
Porous face vacuum gripper, four outlet manifold, two stage ejector
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-2026-000004370) never changes.
Identity and time
| Publication number | OT-2026-000004370 · never reused |
|---|---|
| Internal UUID | 01a0a915-715c-72a7-9cd3-6aee79f73b9d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:19:09.918828Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004370 |
| Status | PUBLIC |
Content hashes
| Canonical text | 210fb987a652b5672b8fb5623cf1192e8fb3a32598151240bae3322728513afa |
|---|---|
| Markdown | 30eebc00a0bf91d3c531e83020dd529bd27f68ca84549c1198ef07274c6b7543 |
| Publication page | 91b4d8c63ec989bf2674c0e4f8eecfe9177f2d704b3ff976ba65dfcdf1ddbf6e |
| Manifest | a46b921db014e8e682fc023e6fa0622d5c8e731aa1d6d0953a9c2cf0bc037b03 |
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 | LNbJu4jGtyOwdC7g+Z0KLVUKiSJYWTIaqfAsrMHCn1w86dOhx6M8Jfevcv/+HhlH+emA0rJA39J8SQkm8W+zCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:20:05.632784Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004370observed 91b4d8c63ec989bf2674c0e4f8eecfe9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:05.619657Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004370/manifest.jsonobserved a46b921db014e8e682fc023e6fa0622d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:05.480889Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004370/publication.mdobserved 30eebc00a0bf91d3c531e83020dd529b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:05.467540Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004370/publication.txtobserved 210fb987a652b5672b8fb5623cf1192e...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. |
|---|