OT-2026-000053554
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, pump fed, vented 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-2026-000053554) never changes.
Identity and time
| Publication number | OT-2026-000053554 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a93-7ea0-8166-c9b5f69bc14f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053554 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2b36a90d2fb90976324b854788926da88479cab6b8a36bb189de9df6a5d24b06 |
|---|---|
| Markdown | e8af37b0993959051dee4239476a662ce75861355b99270e82b84979bad18da8 |
| Publication page | 5403e52d6186f6ebf00b682121e8125f8a38e49de3bef4db22b88af86964f7de |
| Manifest | 2cd69c1e947c389a6b24d6041dd72f44af457324ddd08f17e6dcaff19d77b0a8 |
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 | +dAGNgXyRakRL4DkgFma2nmhN3siZgflNxtXB1C63fBuh9ChS0HsQXwlbYocBjMamQ8VOkZbv+rLi5WfmavCBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:55:24.795437Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053554observed 5403e52d6186f6ebf00b682121e8125f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:24.778102Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053554/manifest.jsonobserved 2cd69c1e947c389a6b24d6041dd72f44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:24.761646Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053554/publication.mdobserved e8af37b0993959051dee4239476a662c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:24.745265Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053554/publication.txtobserved 2b36a90d2fb90976324b854788926da8...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. |
|---|