OT-2026-000070640
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, vented before set-down, on a tool changer
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-2026-000070640) never changes.
Identity and time
| Publication number | OT-2026-000070640 · never reused |
|---|---|
| Internal UUID | 01a0ae91-8c2b-78c8-a799-eee3108b3ee3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:52:49.344646Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000070640 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7c4281ca969a46591ce47478518d0dde9d542dec9d482116cbdde514604077f4 |
|---|---|
| Markdown | 56b181627f2fb1f7de977eb93859d97993e8eb29ff4aa4b8a35ee4b8f2649a3f |
| Publication page | cad337af15c8347f08188bb7fdf534b5d6b95808b25b0924a533bf7454d23425 |
| Manifest | 0640b74405c6aa3dcd989e23431944138adbfde1040faa5fc487da44f782054f |
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 | XAX2LqhecWu3FYdj2R16/p3/piLb8MINc2oMdqn/poFH8DM/XOTYrFsLQyIiPjx1GCDyaKvhQEOFPMh2RJf+Ag== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:25:18.739769Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070640observed cad337af15c8347f08188bb7fdf534b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:25:18.721348Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070640/manifest.jsonobserved 0640b74405c6aa3dcd989e2343194413...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:18.666636Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070640/publication.mdobserved 56b181627f2fb1f7de977eb93859d979...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:18.649567Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070640/publication.txtobserved 7c4281ca969a46591ce47478518d0dde...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. |
|---|