OT-2026-000031062
Publication integrity record
Foam pad vacuum gripper, two stage ejector, 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-2026-000031062) never changes.
Identity and time
| Publication number | OT-2026-000031062 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb8-7c81-be70-4559088885d7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031062 |
| Status | PUBLIC |
Content hashes
| Canonical text | b41c715c2917ca4321a565387ec05432b6b8c7ee422f0b4dba19a89886561e4c |
|---|---|
| Markdown | 7accacf34ea32da88b8390e967abee9f50eef6c941ffcef9756c0ee94149716a |
| Publication page | cd6b847dfba7b373d96424eea49cc3f34ab780d1cbee0a60fac10c39f2d1ba1c |
| Manifest | c4832ea64905bcad509907fa40afd9dc2a6dfc726dd9f52555d01d5eae0b08ee |
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 | M0gkfNuqKXmzYIyd5Hhn7Yh52O+7Splj3TtePJLEbr2GayeyBCbyI7H1+kSRUHV1N4qb4ZHaMez/w2XenEARDw== |
| 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
| 2026-09-17T11:40:10.116851Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031062observed cd6b847dfba7b373d96424eea49cc3f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:10.095564Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031062/manifest.jsonobserved c4832ea64905bcad509907fa40afd9dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:10.077188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031062/publication.mdobserved 7accacf34ea32da88b8390e967abee9f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:10.060025Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031062/publication.txtobserved b41c715c2917ca4321a565387ec05432...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:38.849707Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031062observed cd6b847dfba7b373d96424eea49cc3f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:38.833349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031062/manifest.jsonobserved c4832ea64905bcad509907fa40afd9dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:38.817906Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031062/publication.mdobserved 7accacf34ea32da88b8390e967abee9f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:38.802874Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031062/publication.txtobserved b41c715c2917ca4321a565387ec05432...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. |
|---|