OT-2026-000003774
Publication integrity record
Vacuum cup gripper, three stage ejector, contact triggered on the face
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-2026-000003774) never changes.
Identity and time
| Publication number | OT-2026-000003774 · never reused |
|---|---|
| Internal UUID | 01a0a90b-050b-7538-be08-ac92be96c5f8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:46.830495Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003774 |
| Status | PUBLIC |
Content hashes
| Canonical text | 344a084cfd7511f8af16b6c3b67a76e3c7467a8c8ba5f0e6701755e86f353fbb |
|---|---|
| Markdown | f407b8eb0d91a3697b7f31cd17197e49fd909493bc36206d107a79794dde0dd2 |
| Publication page | e23d85ec91517b209fdd28d34bed7cc49b26c8859b9caf69810694f244dc94f6 |
| Manifest | 1944455e4081d8ed46a57d15169a8a20b94be2d0916b844f7f12b5ad5d3926bd |
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 | vwk71xBVBNbSQKSJCKrnKyLaRnnW1a/hWITZCX7ppKyMbPNqdlpLQR+Dz8VhUYrPBfreYuc2doXNJbF0dNsLCg== |
| 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
| 2026-09-16T07:10:21.138677Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003774observed e23d85ec91517b209fdd28d34bed7cc4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:21.124499Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003774/manifest.jsonobserved 1944455e4081d8ed46a57d15169a8a20...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:21.110695Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003774/publication.mdobserved f407b8eb0d91a3697b7f31cd17197e49...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:21.095760Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003774/publication.txtobserved 344a084cfd7511f8af16b6c3b67a76e3...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. |
|---|