OT-2026-000022779
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, 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-2026-000022779) never changes.
Identity and time
| Publication number | OT-2026-000022779 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46ea-759c-8c08-c8d42c0c3395 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022779 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2e5e33e19a1f04228d87d7e1e82243fa5c978c1b6b9d83894680b0a17f59c411 |
|---|---|
| Markdown | 42bee56b108753415866353a94a7810a16d1e34a3985edcedcb28e898e67e630 |
| Publication page | 28ff40dc4242825f12131041e10299492288544e08842cccd85dfa0debad7ee3 |
| Manifest | 94f94b66e26af588a5db83c8a38b85d31cb504ba621036b768e7976c8f80b653 |
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 | UpB70K53T53n+ifZsPioda77ZujQCgj8pPbGGcLltsJQgiL+K2J9ooy4Xq9BdbEc7tf70W29AAfIAosLGkZPDg== |
| 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
| 2026-09-17T11:52:17.795270Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022779observed 28ff40dc4242825f12131041e1029949...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:17.777877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022779/manifest.jsonobserved 94f94b66e26af588a5db83c8a38b85d3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:17.759775Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022779/publication.mdobserved 42bee56b108753415866353a94a7810a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:17.741701Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022779/publication.txtobserved 2e5e33e19a1f04228d87d7e1e82243fa...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. |
|---|