OT-2026-000033576
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000033576) never changes.
Identity and time
| Publication number | OT-2026-000033576 · never reused |
|---|---|
| Internal UUID | 01a0ae75-a38f-74a7-ae8b-0b414b1c9371 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:22:20.325649Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000033576 |
| Status | PUBLIC |
Content hashes
| Canonical text | e6baca9f444d6b6c29a198cf3b7f2f7c1020a04567a88e153b5c2f014df6dcf8 |
|---|---|
| Markdown | 61bac952aff6dd746fe7e5ae77e99aaaf7c9b7e74b4a30703bb7506d05f150ad |
| Publication page | f3cac8ca9a0f69b579f67c2e7e8a8287d4587a2d04449f439eae7e5a08e18a6d |
| Manifest | 776f9573e61dd7dbedaa3bed0cc3f6f3d378e8a61d7bb83cc8f8656347728ec2 |
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 | Nm8CVsXBNQ3A4N0goIGureNoaxbfLBlaeuLOSjtoJ2l9kEkPdaocHy9p6tuxZA9MxyBT0JDZN4fNsekNKp7rCQ== |
| 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
| 2026-09-17T11:31:26.889849Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033576observed f3cac8ca9a0f69b579f67c2e7e8a8287...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:31:26.870233Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033576/manifest.jsonobserved 776f9573e61dd7dbedaa3bed0cc3f6f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:31:26.850227Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033576/publication.mdobserved 61bac952aff6dd746fe7e5ae77e99aaa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:31:26.814286Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033576/publication.txtobserved e6baca9f444d6b6c29a198cf3b7f2f7c...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. |
|---|