OT-2026-000031827
Publication integrity record
Foam pad vacuum gripper, three zone face, four outlet manifold, single stage ejector, pulsed 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-2026-000031827) never changes.
Identity and time
| Publication number | OT-2026-000031827 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad1-7937-b602-9ed600590a39 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031827 |
| Status | PUBLIC |
Content hashes
| Canonical text | f2dd1ab8fd55b5a64b61a2ca37e3b1dc4d737650770d45bba9315af4aab3bda7 |
|---|---|
| Markdown | 1e3ebd319fcfa5dd715cc13b03b2fc99f39ef3cf8efb25076de0fff6052dd06d |
| Publication page | 21c7c6bd1ff771e44d552a2eeb732c99130eb7d500ac3865ca06aa2f02a536ec |
| Manifest | 2670fe9e6955fce83c3bfe47bbd1fbb764632bf92e156a4350eb9bc5d22fa155 |
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 | V+6x0qeuS9jRmzYmppuMbYCMMgZwpEsHptlqh1aADOVEbX/66gDFbKlMQ8g7Bg8DifDWywizpniNdbzqnanHAg== |
| 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
| 2026-09-17T11:35:04.204578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031827observed 21c7c6bd1ff771e44d552a2eeb732c99...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:04.183521Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031827/manifest.jsonobserved 2670fe9e6955fce83c3bfe47bbd1fbb7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:04.165177Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031827/publication.mdobserved 1e3ebd319fcfa5dd715cc13b03b2fc99...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:04.143347Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031827/publication.txtobserved f2dd1ab8fd55b5a64b61a2ca37e3b1dc...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. |
|---|