OT-2026-000074815
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000074815) never changes.
Identity and time
| Publication number | OT-2026-000074815 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2c-7b27-9537-fe3a95b2f5cf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074815 |
| Status | PUBLIC |
Content hashes
| Canonical text | d39d389c37b99b42f3d5f18b4158c2cd57881eba81f8a0a54be637c0863dba5d |
|---|---|
| Markdown | 3dc9a4366003eafe1662bcf23078104f2e74aea6912e4838f5b157efc0ecdf9e |
| Publication page | b94b157f280be97fccb4da953db99f033ca3b1cc0ad4a71efd5c1fbde7979ce1 |
| Manifest | ba0684fdd4c581b6f93815ae197391014fbaa5038f93a5e525cfbc348c99efc2 |
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 | NXkKdPBIXhFRoCfGFpbvXHAnDIRFRz7krOt+905EkYhzVw6DDykry2D/34u3akc53TxtiUXxms07p/CpZ+62CQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:18:31.338599Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074815observed b94b157f280be97fccb4da953db99f03...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:31.323034Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074815/manifest.jsonobserved ba0684fdd4c581b6f93815ae19739101...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:31.306584Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074815/publication.mdobserved 3dc9a4366003eafe1662bcf23078104f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:31.290167Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074815/publication.txtobserved d39d389c37b99b42f3d5f18b4158c2cd...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. |
|---|