OT-2026-000043290
Publication integrity record
Foam pad vacuum gripper, common isolation valve, two stage ejector, sustained 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-2026-000043290) never changes.
Identity and time
| Publication number | OT-2026-000043290 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-327d-7c5e-b6d5-9f3fbc806542 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043290 |
| Status | PUBLIC |
Content hashes
| Canonical text | b9d49cf892b74474e6bab380103397040e8fe3fee966b77aaa1adf8940e7a39a |
|---|---|
| Markdown | b0804faca4bd52b75a26abfb241b1c887033263fffe4f1aea8537a0051f1e51e |
| Publication page | aa2b57b09d87db95ffcf87a5bfa297dc45657846e68c52f981448cd989dda625 |
| Manifest | 0616110d503c9a00c8cabe93f4d80172ddacef29490b72d397a9a090a2b2bf4e |
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 | uhYLHgWPauolXlN7QUUu/nDUqXcA8jBN+2PRcuvIcD3ftpWUSOBjiiTfAd9bfB0PAnyEpTPtEap9QZYOG48yDA== |
| 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
| 2026-09-17T11:13:47.057636Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043290observed aa2b57b09d87db95ffcf87a5bfa297dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:47.038273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043290/manifest.jsonobserved 0616110d503c9a00c8cabe93f4d80172...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:47.018092Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043290/publication.mdobserved b0804faca4bd52b75a26abfb241b1c88...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:46.997121Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043290/publication.txtobserved b9d49cf892b74474e6bab38010339704...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. |
|---|