OT-2026-000004185
Publication integrity record
Porous face vacuum gripper, two outlet manifold, three stage ejector, pressure verified at each zone
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-2026-000004185) never changes.
Identity and time
| Publication number | OT-2026-000004185 · never reused |
|---|---|
| Internal UUID | 01a0a911-12d3-7781-87a3-f7ce0dd99f5b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:14:23.574027Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004185 |
| Status | PUBLIC |
Content hashes
| Canonical text | 32525203c5ea496dc5f0583ede77e0264861bc57e839d03ddc8e2f4fc3e3dd3f |
|---|---|
| Markdown | 7753fbffd3e7f640586127b3d614819708b7a14e337f5fad17afedf46c276089 |
| Publication page | fb7b9adff62d78811abe540ba1f501fec9447e9564357a08c74bd5ff65f88369 |
| Manifest | 4970d31d2c7d8595829cdb956d00b571626451474f31d723d11b03329442face |
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 | 32c6PVrtXSgkhtP02Lcq6CKaxOs8EwAs0b8S6WB0UIRf+4xUAXrfr7t0ZF+UjjOEI6kPe5MOBR5HQhh9mZDpDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:20:26.642470Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004185observed fb7b9adff62d78811abe540ba1f501fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:26.629017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004185/manifest.jsonobserved 4970d31d2c7d8595829cdb956d00b571...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:26.491609Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004185/publication.mdobserved 7753fbffd3e7f640586127b3d6148197...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:26.477674Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004185/publication.txtobserved 32525203c5ea496dc5f0583ede77e026...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. |
|---|