OT-2026-000052400
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, 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-2026-000052400) never changes.
Identity and time
| Publication number | OT-2026-000052400 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e792-75ad-a70a-9e787bc2ffb3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052400 |
| Status | PUBLIC |
Content hashes
| Canonical text | 27fb5c10b84788fa3f8d5153d935e49066a085592e8a5a27227daec345ea69be |
|---|---|
| Markdown | c873a125add2e5f64f507896c5a8e054fa4c7bac59c67c65621258af178cc8e1 |
| Publication page | b16322510e05bfe467d811af890781e944a84a9f6e93f85c112e6eeb91d2a545 |
| Manifest | d6c45e5326166f39c633700b26f5d66161a3d6ff98c85173538d30429d649eaa |
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 | uEoD84w9VXNHNZgoEDNC1dQao7ney9aKotTE6u4Plnc5wfA+Eo28bOKOCtNGRplUb1HE5G/ebVufrUnfcZ8kAw== |
| 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
| 2026-09-17T10:58:06.502277Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052400observed b16322510e05bfe467d811af890781e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:06.486897Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052400/manifest.jsonobserved d6c45e5326166f39c633700b26f5d661...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:06.470516Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052400/publication.mdobserved c873a125add2e5f64f507896c5a8e054...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:06.451901Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052400/publication.txtobserved 27fb5c10b84788fa3f8d5153d935e490...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. |
|---|