OT-2026-000044776
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, pulsed blow-off 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-2026-000044776) never changes.
Identity and time
| Publication number | OT-2026-000044776 · never reused |
|---|---|
| Internal UUID | 01a0ae7c-911b-75db-a8e9-efcf418bec16 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:29:54.474009Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000044776 |
| Status | PUBLIC |
Content hashes
| Canonical text | 45e1d50e499747f953ee49e8dc7a1988c50a6f582ffd2cecf2662b713d04d8e4 |
|---|---|
| Markdown | 5364a81e077179e43d20c05d2c05f65ef55020fb307978e60c9ea171ad409682 |
| Publication page | 2c15cb5d059745ae3428362ad7e902c7880920225280cfc10605dfd59f1f2af9 |
| Manifest | 7d183b557bb7dc349cf32a0723f837a3ce70a47185f06c52f46290771c5b51be |
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 | 5SNfX4ZL2ItvAJWk/GHQQQpfcp1VUlT5YslS3Mz06A5ytxKTTBeDLxRnCnrSx+zWMdk7zQfhJh4uaGmjvcxEBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:11:24.004954Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044776observed 2c15cb5d059745ae3428362ad7e902c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:11:23.988555Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044776/manifest.jsonobserved 7d183b557bb7dc349cf32a0723f837a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:11:23.969140Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044776/publication.mdobserved 5364a81e077179e43d20c05d2c05f65e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:11:23.951671Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044776/publication.txtobserved 45e1d50e499747f953ee49e8dc7a1988...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. |
|---|