OT-2026-000074895
Publication integrity record
Foam pad vacuum gripper, four zone face, four outlet manifold, pump fed, manifold pressure sensor, 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-2026-000074895) never changes.
Identity and time
| Publication number | OT-2026-000074895 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2c-7d05-9464-33ea339708f8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074895 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8ad87ef7a24b4902f0f7331dfbf4aecabd36274a1e4385fd0bcc80faddce8979 |
|---|---|
| Markdown | 2fc09ac5811cb971a636fca2270fa6f59d7362aae4674bbed422a3931a7c0fcd |
| Publication page | d14d27234e361c78c7fc4ec831f6d4e6ebeb3a4bb68edfea9fff14e5960e1b45 |
| Manifest | 50b3fd7dea62f839be41ba0a970a6f2fa17d2847ad39429c529c9a40623ad124 |
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 | VavZlAW36ndYAUp16HNraVZPTXzQGydwI9AjVSDeq2G0CSR6ZLl7BWuka5WTBhOqAHpPpnVcHjEShjru6KOqCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:18:37.021554Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074895observed d14d27234e361c78c7fc4ec831f6d4e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:37.005114Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074895/manifest.jsonobserved 50b3fd7dea62f839be41ba0a970a6f2f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:36.989010Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074895/publication.mdobserved 2fc09ac5811cb971a636fca2270fa6f5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:36.970515Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074895/publication.txtobserved 8ad87ef7a24b4902f0f7331dfbf4aeca...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. |
|---|