OT-2026-000030589
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000030589) never changes.
Identity and time
| Publication number | OT-2026-000030589 · never reused |
|---|---|
| Internal UUID | 01a0ae73-e505-7f58-8e34-4c8d9fa894b2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:26.007257Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030589 |
| Status | PUBLIC |
Content hashes
| Canonical text | b8174281a23b723afe82463b4a12e3104bfe638e82f7f8b40bc3deadab871810 |
|---|---|
| Markdown | 7316b5c4c941cc7487157f053078bb53b81ed8cd8be9065d9645d29448a27803 |
| Publication page | b86a50959db3cfd9e32db6773b724b27a394ba4c446be42b432b37806792a1b9 |
| Manifest | da419f8aa0a38a2605b777adb114016979b80598e2cd24045eee0c3509e83759 |
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 | QcqwQi0FGMqIW1j8U3eQc1MO26KqVG37CJ+owtFEksXZ+A1+E5BCCgMbuuWSBaOdtu3pLw6ng2wN/3zGpGaqCQ== |
| 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
| 2026-09-17T11:38:27.964458Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030589observed b86a50959db3cfd9e32db6773b724b27...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:27.948166Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030589/manifest.jsonobserved da419f8aa0a38a2605b777adb1140169...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:27.931053Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030589/publication.mdobserved 7316b5c4c941cc7487157f053078bb53...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:27.910402Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030589/publication.txtobserved b8174281a23b723afe82463b4a12e310...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. |
|---|