OT-2026-000071572
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, single stage ejector, vented 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-2026-000071572) never changes.
Identity and time
| Publication number | OT-2026-000071572 · never reused |
|---|---|
| Internal UUID | 01a0ae91-e0ee-7691-bc7a-ed94d30f68b2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:11.039722Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071572 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0c35cfad0c593f18d95dcf9a91cf0d4ba95de353304b3b23cef465f7e7811722 |
|---|---|
| Markdown | 245423c0c7ca5496bcb165b472c835c95253c66842c9b66751a80fac3f963f75 |
| Publication page | 73b5c9b3a3687ad559fff88b72e7b489ccfbd376d22f20d85a4a3572b68aa781 |
| Manifest | 20d7818232db0e2a1b724d58fc511d5935d350bf264b07db7fb80aeacc830610 |
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 | y1daT3Z1PST2RjdpnamWYAdOTAUpJtnolivyye9DDAqp+od5Uac7gMUtBdyLoEV1yBaGavKPc5hk8t7/f2XSBA== |
| 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
| 2026-09-17T10:25:13.672589Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071572observed 73b5c9b3a3687ad559fff88b72e7b489...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:25:13.654515Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071572/manifest.jsonobserved 20d7818232db0e2a1b724d58fc511d59...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:13.634473Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071572/publication.mdobserved 245423c0c7ca5496bcb165b472c835c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:13.611332Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071572/publication.txtobserved 0c35cfad0c593f18d95dcf9a91cf0d4b...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. |
|---|