OT-2026-000078754
Publication integrity record
Single bellows cup vacuum gripper, single stage ejector, vented after 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-2026-000078754) never changes.
Identity and time
| Publication number | OT-2026-000078754 · never reused |
|---|---|
| Internal UUID | 01a0ae95-ccbc-7bb8-b4ac-145c97994d75 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:28.017032Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078754 |
| Status | PUBLIC |
Content hashes
| Canonical text | 88e3721462b9eeadd332488d311b0d0398bce2b91aafbcd333b1dc91f1248590 |
|---|---|
| Markdown | e2c957ef62c41ca7fa9bdc023521c48f5c4089bbd56d63282f7b9ed40125e179 |
| Publication page | e952d1178f32366ed2f38a636fb1197468c0bdf7e928d26e456e03738da60cdc |
| Manifest | a70ec36b0c97dd15e8a2be9313aa94d3a896b013dfe8f2338c99bcf426efa2e0 |
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 | QedAKCuhphUt9LRIgFpYqVYAqp3xcbu7wFtQL906HakfzbcJ7ZM8Pn49k8HRfdVGW8hgr1OGK5qDiI+q75kbCg== |
| 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
| 2026-09-17T10:05:20.729017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078754observed e952d1178f32366ed2f38a636fb11974...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:05:20.710996Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078754/manifest.jsonobserved a70ec36b0c97dd15e8a2be9313aa94d3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:20.692232Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078754/publication.mdobserved e2c957ef62c41ca7fa9bdc023521c48f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:20.675124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078754/publication.txtobserved 88e3721462b9eeadd332488d311b0d03...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. |
|---|