OT-2026-000004303
Publication integrity record
Bellows cup vacuum gripper, three zone face, three stage ejector, contact triggered on the face
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-2026-000004303) never changes.
Identity and time
| Publication number | OT-2026-000004303 · never reused |
|---|---|
| Internal UUID | 01a0a913-728c-7caa-9d6f-eb2a2b4c49e6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:16:59.151778Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004303 |
| Status | PUBLIC |
Content hashes
| Canonical text | cf52292b6a66a51d84ce4d63201c1952c95b183a3014b51a55c167eb53be7fa1 |
|---|---|
| Markdown | 9cac57e808ad494f7384fb4df46b57426ddf4e22e1fc5a3a5be5b6f94ab4fa2f |
| Publication page | 6073a9bdfe1d85abf88eed8cf3e9935d2ed83ff0dd9ba20096928efe62e4f56d |
| Manifest | ea76dc739e51a76de05780045ee6d18209eb7678429e36e58aefb31088cd34b1 |
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 | qtchIhswD5sDm7PDfg0LCPxP7x/Q93nsd7/kTDY5R490ZCqdImw7ydXvFEZpUqvrhrlqSx2mUjdKs5j52y4yAg== |
| 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
| 2026-09-16T07:20:13.154329Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004303observed 6073a9bdfe1d85abf88eed8cf3e9935d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:13.139501Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004303/manifest.jsonobserved ea76dc739e51a76de05780045ee6d182...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:13.126807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004303/publication.mdobserved 9cac57e808ad494f7384fb4df46b5742...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:12.991684Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004303/publication.txtobserved cf52292b6a66a51d84ce4d63201c1952...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. |
|---|