OT-2026-000071444
Publication integrity record
Single bellows cup vacuum gripper, two 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-2026-000071444) never changes.
Identity and time
| Publication number | OT-2026-000071444 · never reused |
|---|---|
| Internal UUID | 01a0ae91-e0ed-7ae2-b5cb-e3924ac3b436 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:11.039722Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071444 |
| Status | PUBLIC |
Content hashes
| Canonical text | 356cc2251810547a6a2d42adbfacad605fd6a35a41251031e30766ab4074f868 |
|---|---|
| Markdown | e1338045d968bb43b3453e9914d225e9cb50edc2b87d3e47c331d7585b9cc3b3 |
| Publication page | 45af6e5c515efd49a13fe851e79247ac920bb2914223c654d71cdc0d204f6dc5 |
| Manifest | dd8531795470dd06abf3044f86845ed8cfc478098157f6aa2a83613be256ea48 |
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 | x6823u/D2WaP62HI94tF6XKNRD0TY7V0Lob9Y+FSyymFH3YvxbBufrHbJh3XMZZ82w0C2ogkXy+HfAV9JwmBBQ== |
| 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
| 2026-09-17T10:25:05.048429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071444observed 45af6e5c515efd49a13fe851e79247ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:25:05.030358Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071444/manifest.jsonobserved dd8531795470dd06abf3044f86845ed8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:05.011734Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071444/publication.mdobserved e1338045d968bb43b3453e9914d225e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:04.995421Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071444/publication.txtobserved 356cc2251810547a6a2d42adbfacad60...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. |
|---|