OT-2026-000042028
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, pump fed, pulsed blow-off after set-down, on a tool changer
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-2026-000042028) never changes.
Identity and time
| Publication number | OT-2026-000042028 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d70-71d8-9085-0214667540ba · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042028 |
| Status | PUBLIC |
Content hashes
| Canonical text | e748df18568c2f25aabf18cdb6d9edada2472fee08152401852cf5ce9015bed0 |
|---|---|
| Markdown | f76fe92cbe3d4eadaee4de73a231bf9ad0610c5ee2937fee5edbcf2c879c1198 |
| Publication page | 6eb0d73a7e08736d59182a6914e8b94b9505d4e8caad62a053883cca3e1358db |
| Manifest | a895c38ac8f46fa817a8150f450cddbf89183731fe8ca6ecb9974e4c1283b282 |
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 | w0QLa4BagyuJRCjVL0JJOT2a7Jxx/n4LzlvH061svE6vzIVnPooiijFMUwN6HIY55j8qyHc/Kx3r3LBWf3DtDQ== |
| 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
| 2026-09-17T11:15:32.191644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042028observed 6eb0d73a7e08736d59182a6914e8b94b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:32.173010Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042028/manifest.jsonobserved a895c38ac8f46fa817a8150f450cddbf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:32.151049Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042028/publication.mdobserved f76fe92cbe3d4eadaee4de73a231bf9a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:32.131315Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042028/publication.txtobserved e748df18568c2f25aabf18cdb6d9edad...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. |
|---|