OT-2026-000006617
Publication integrity record
Porous face vacuum gripper, four zone face, ejector fed, contact triggered, open cell
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-2026-000006617) never changes.
Identity and time
| Publication number | OT-2026-000006617 · never reused |
|---|---|
| Internal UUID | 01a0a961-804c-7824-b2fb-64ef06830d70 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:42:14.479157Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006617 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1c202c8044d0948910628f6c345ddb33f03801bcbb7dd2e15b408747654a91bd |
|---|---|
| Markdown | be9bba9f186a246d9fcac54955d14af06c1b85b730577e0baae7eb980d05f575 |
| Publication page | 30ab0cc5ce1e48b57f1464c7eb68aab4daab45de1f6e49984b7516f0dfdcbbee |
| Manifest | cf057518674f656f8b6c78089b3c37003b19d4965263d8891e8727e7a1c09a1f |
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 | pyugRPbP6cvPnUXNdu4j/Vmph3Qvitf8vzph/USsP1PeIwTjiFU3qUurZTOy4KGJ5dg2MYi58VNt983qRXZWAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:50:24.745026Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006617observed 30ab0cc5ce1e48b57f1464c7eb68aab4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:24.732112Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006617/manifest.jsonobserved cf057518674f656f8b6c78089b3c3700...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:24.720390Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006617/publication.mdobserved be9bba9f186a246d9fcac54955d14af0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:24.707580Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006617/publication.txtobserved 1c202c8044d0948910628f6c345ddb33...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. |
|---|