OT-2026-000028764
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, pump fed, sustained blow-off before set-down
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-2026-000028764) never changes.
Identity and time
| Publication number | OT-2026-000028764 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2252-7b04-9a3c-21b7129f2d1c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:36.158293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028764 |
| Status | PUBLIC |
Content hashes
| Canonical text | dd309ba2525e53d51cd8c7167279453e38e89baa1ae54f459d4ae38896948c54 |
|---|---|
| Markdown | a03dde393f0d23e9c8bb79812600ba7232747211559c231867254518fbaf67d8 |
| Publication page | a75c61e40c3b55121f624f343d9889fea23b4b97b30e76b764b16d46d6ad4668 |
| Manifest | 162b1d61d73a1acf8fee6d1f16d13d94c3ff26ab9b08dca046417a92920964e4 |
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 | WNwyDNgNFOcEawQ1gRK2GShoZA6ubUW2Daw5Q4mUetKgWQzey/mA8IXEtXoS6dc5Imq4Wz/5ftCY/SjWoMBFBA== |
| 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
| 2026-09-17T11:39:59.086377Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028764observed a75c61e40c3b55121f624f343d9889fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:59.071943Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028764/manifest.jsonobserved 162b1d61d73a1acf8fee6d1f16d13d94...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:59.056683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028764/publication.mdobserved a03dde393f0d23e9c8bb79812600ba72...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:59.041216Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028764/publication.txtobserved dd309ba2525e53d51cd8c7167279453e...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. |
|---|