OT-2026-000005640
Publication integrity record
Porous face vacuum gripper, per zone isolation, three stage ejector, pressure verified, contact triggered
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-2026-000005640) never changes.
Identity and time
| Publication number | OT-2026-000005640 · never reused |
|---|---|
| Internal UUID | 01a0a93f-e7a7-7b90-ae8e-2be68146d048 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:05:32.713271Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005640 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6c743dae365a0b73990b36c4f5bfe20df736e1554946f0a83d3267816c4dd4eb |
|---|---|
| Markdown | 77c2a21f5f187ba6a1a920bb15f50cb15a3e04c88db2fcb606d5e635074b0e2a |
| Publication page | 038a8027f563e115e41f2193aa33184d1e1f2df82338a9874f8934ddbdd62ab3 |
| Manifest | 3db5f15383040ab8aebedcdf79a68c52a74021fdc427f91663935d65be435e62 |
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 | Yu+MV7KwgMfcjG7SLe8mkYxKYeOI7FzeEgHhk27rce/htAOp6+6Zluj0Gz18XztC1FbVYcdWYrf5EKfmnYmaBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:10:17.465755Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005640observed 038a8027f563e115e41f2193aa33184d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:10:17.450909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005640/manifest.jsonobserved 3db5f15383040ab8aebedcdf79a68c52...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:17.435985Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005640/publication.mdobserved 77c2a21f5f187ba6a1a920bb15f50cb1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:17.419860Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005640/publication.txtobserved 6c743dae365a0b73990b36c4f5bfe20d...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. |
|---|