OT-2026-000050390
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000050390) never changes.
Identity and time
| Publication number | OT-2026-000050390 · never reused |
|---|---|
| Internal UUID | 01a0ae82-5c47-7151-bda4-6e3a75b31ed3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:14.042293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050390 |
| Status | PUBLIC |
Content hashes
| Canonical text | 17fd47e7ab7967d7a77b58ba368066894bf5edd819226373f959fb22ac61e4cb |
|---|---|
| Markdown | e1f4fcb195197468870e410ac211da8ca2847697a613cd1b6308777e7ce9446f |
| Publication page | e5709ad1ff169d4da543ef7ae77992d704d48b5630fe0278ae8dd35e13be2d1b |
| Manifest | 81d240f1b0a6c83be56abe78565fc07f50bd682be408a626ff4fa62610063c86 |
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 | 8IrVL+xrHrkVGVBnMtyF4sZtzm0SztSWN+gN9sz4XsE7BJKQsbqdl4W0QPS8FhPxELuLRa4oolwkyp8S0fmeDw== |
| 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
| 2026-09-17T11:01:25.699640Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050390observed e5709ad1ff169d4da543ef7ae77992d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:25.681716Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050390/manifest.jsonobserved 81d240f1b0a6c83be56abe78565fc07f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:25.663950Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050390/publication.mdobserved e1f4fcb195197468870e410ac211da8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:25.648830Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050390/publication.txtobserved 17fd47e7ab7967d7a77b58ba36806689...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. |
|---|