OT-2026-000028337
Publication integrity record
Four cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off before set-down
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-2026-000028337) never changes.
Identity and time
| Publication number | OT-2026-000028337 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f5-7ad9-897c-30550c7ebff7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028337 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1c2d72cf618946afbf64d270f69e8b0939cf765eba9227b231c3ed5de3a3a32d |
|---|---|
| Markdown | 0783a856fed017882368f5cf2148039566fa034017f8c7746a58b3586ef32c83 |
| Publication page | 938901f12207030331de5eba97e25d3394fb20c928670cc70fc036150f51d075 |
| Manifest | 2e16a9121f0c9f780e6acf0f5d4daa832191ed899574a830c33e8f89be1857d6 |
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 | 3qXXLO7C4Zow2bocsTxvWm/ypS017t9kia1rMuYUiLfwck7ggzCWtAUeFDDd1CF9rlL56uF8q0wToZ4ZHSRCCQ== |
| 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
| 2026-09-17T11:40:20.590436Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028337observed 938901f12207030331de5eba97e25d33...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:20.572424Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028337/manifest.jsonobserved 2e16a9121f0c9f780e6acf0f5d4daa83...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:20.552480Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028337/publication.mdobserved 0783a856fed017882368f5cf21480395...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:20.534463Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028337/publication.txtobserved 1c2d72cf618946afbf64d270f69e8b09...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. |
|---|