OT-2026-000006499
Publication integrity record
Porous face vacuum gripper, four zone face, three stage ejector
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-2026-000006499) never changes.
Identity and time
| Publication number | OT-2026-000006499 · never reused |
|---|---|
| Internal UUID | 01a0a95d-5d66-76ce-9abf-89ecf75782dd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:37:43.400882Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006499 |
| Status | PUBLIC |
Content hashes
| Canonical text | b584a97707eb959164bfed3d065502f13fefa848170c0e5289c5adb349b34eca |
|---|---|
| Markdown | 5be84cd8d6f9afca396c6279b7f5f8f96237bceefb70007dc5853c86f9297049 |
| Publication page | 3336985fd7d103fb7562b54f5e520cd3494c6ebfa9ba787da08619187bc2b371 |
| Manifest | f6e37d9d3d321ec18cbbdb223d7c4876165209a00f51e8190ea7ea7edf8471f1 |
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 | bM2UD9QwNuFLQk1bTKbE+XEgm4uyy1KdRhsqgEmYF6sRl5z8zT9Oco8p62baXa1eb+SbEjGkiStEq3cQCHi5DQ== |
| 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
| 2026-09-16T08:40:10.494386Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006499observed 3336985fd7d103fb7562b54f5e520cd3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:10.479749Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006499/manifest.jsonobserved f6e37d9d3d321ec18cbbdb223d7c4876...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:10.466644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006499/publication.mdobserved 5be84cd8d6f9afca396c6279b7f5f8f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:10.451799Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006499/publication.txtobserved b584a97707eb959164bfed3d065502f1...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. |
|---|