OT-2026-000018755
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, 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-2026-000018755) never changes.
Identity and time
| Publication number | OT-2026-000018755 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d521-7e0e-a89c-0cd933ba8a59 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018755 |
| Status | PUBLIC |
Content hashes
| Canonical text | c7462e069994e72c2ac025461d02c5c2f5e5b5898d6beb8d66c13fcb2a7d5deb |
|---|---|
| Markdown | 8fe019121ab6ab9c8a94254b158842dd6e7640557c37db18580bd9c98cfd6932 |
| Publication page | 6ed0faed3c60552c15a63ad5ffacf1c9896e2d06b02b4d6cf2664663e6d28597 |
| Manifest | 74a162ccf2affbe119783763693544096617e54e52f76fe10a451f52011bf098 |
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 | 7sHEDUE60Pb3FVbFmvnr4eevIh9qY37iHNs37jiNm6KMHjU89Hz4Uy4HnDwioeX7uZ/QorUSfnv9ONYoUy7jDg== |
| 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
| 2026-09-17T11:59:22.291157Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018755observed 6ed0faed3c60552c15a63ad5ffacf1c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:22.273116Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018755/manifest.jsonobserved 74a162ccf2affbe11978376369354409...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:22.256437Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018755/publication.mdobserved 8fe019121ab6ab9c8a94254b158842dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:22.238408Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018755/publication.txtobserved c7462e069994e72c2ac025461d02c5c2...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. |
|---|