OT-2026-000078776
Publication integrity record
Single bellows cup vacuum gripper, three 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-2026-000078776) never changes.
Identity and time
| Publication number | OT-2026-000078776 · never reused |
|---|---|
| Internal UUID | 01a0ae95-ccbc-77ef-9083-c8ba0e10e153 · 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-2026-000078776 |
| Status | PUBLIC |
Content hashes
| Canonical text | e530e0666365de2dd75c94fe5f89aeb00b0669a89598452c57f68c110d138290 |
|---|---|
| Markdown | fb1dc5c772d8a1f33867a4ab32a6bf2ad0763cbc529fceba7133ee5d3ca5a7da |
| Publication page | c5513415b64937b1d43b98a39bd232b4fd1ed4f9fb7edeadf006f6fcea7d2909 |
| Manifest | cb0cd85e54fa21fabc2041c6116c42671274d5dbaf7a88ae3b54cf3cfa80a58e |
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 | v7uq3eCyXm1UInL8UN1SmNtChkNTJmL0FPXKTY7RazVoLIE0qhVrLZg/OrNZWTa9tMNxVgQAkWfYo+sICJdHAA== |
| 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
| 2026-09-17T10:05:33.865565Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078776observed c5513415b64937b1d43b98a39bd232b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:05:33.848122Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078776/manifest.jsonobserved cb0cd85e54fa21fabc2041c6116c4267...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:33.829433Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078776/publication.mdobserved fb1dc5c772d8a1f33867a4ab32a6bf2a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:33.810695Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078776/publication.txtobserved e530e0666365de2dd75c94fe5f89aeb0...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. |
|---|