OT-2026-000004129
Publication integrity record
Bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, pressure verified
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-2026-000004129) never changes.
Identity and time
| Publication number | OT-2026-000004129 · never reused |
|---|---|
| Internal UUID | 01a0a90f-4d7c-75ef-9ab6-44ba5e90df99 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:12:27.521179Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004129 |
| Status | PUBLIC |
Content hashes
| Canonical text | e1e81a0e84591153775ea161d12a8af1e41f4e0ff76562253366728b8aa5fe5d |
|---|---|
| Markdown | 0855a0018874c19579561f4ed39e6831ec37c40ac3d4c90918b36cdd2d7b971f |
| Publication page | 379b2f250dd441dc9d62ada8fd6bc2482c210339e084667221f38dbeff8ec99e |
| Manifest | bb5bb72e3719799b1a7dc7d4760e4132e0579d2c1ec2bf2e1bb7bc8d0b1710ab |
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 | IJI2Gka9dU6uUlInN6H0b50DHckrj60YydX5zGIS2r0Zt8Hf2PZNFbEo2POO+Zq+zveUUi9ucVQqM4Q3rVXoBg== |
| 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
| 2026-09-16T07:20:33.236274Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004129observed 379b2f250dd441dc9d62ada8fd6bc248...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:33.222712Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004129/manifest.jsonobserved bb5bb72e3719799b1a7dc7d4760e4132...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:33.206239Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004129/publication.mdobserved 0855a0018874c19579561f4ed39e6831...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:33.190551Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004129/publication.txtobserved e1e81a0e84591153775ea161d12a8af1...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. |
|---|