OT-2026-000004039
Publication integrity record
Porous face vacuum gripper, two zone face, per zone isolation, three stage ejector, 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-2026-000004039) never changes.
Identity and time
| Publication number | OT-2026-000004039 · never reused |
|---|---|
| Internal UUID | 01a0a90d-1189-7214-81f4-81e2ace685fe · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:10:01.100616Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004039 |
| Status | PUBLIC |
Content hashes
| Canonical text | 52d488242cf2f06c96fdbd931b930fcbf805ea4c39eb062067d5d2e24c482605 |
|---|---|
| Markdown | ccd78138f8d81e9e331036f651e895c6df1943f0e779f6d98aa3e7e9eb5e3754 |
| Publication page | f6d53c12a0655fc6c235732ff3b771062db0f5ae0b10a01b53dfeff5786e3abd |
| Manifest | b7a9f8a915dd694e52c5229d6fe1f559f8f1b327981b5876cdd6e98f0e545ea0 |
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 | dT/OW6zn7uDqQnz1/s+Yug4FLU/6h6/hWUGfz7GzsQdEMIIV1Ki4mqqXrQFUEPwWMRgonnn30SWdWr8JXUwlBA== |
| 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
| 2026-09-16T07:10:04.679021Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004039observed f6d53c12a0655fc6c235732ff3b77106...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:04.664187Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004039/manifest.jsonobserved b7a9f8a915dd694e52c5229d6fe1f559...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:04.642313Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004039/publication.mdobserved ccd78138f8d81e9e331036f651e895c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:04.628017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004039/publication.txtobserved 52d488242cf2f06c96fdbd931b930fcb...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. |
|---|