OT-2026-000070891
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, three stage ejector, supply line 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-2026-000070891) never changes.
Identity and time
| Publication number | OT-2026-000070891 · never reused |
|---|---|
| Internal UUID | 01a0ae91-8c2d-74bc-ad79-bd8c740cf608 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:52:49.344646Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000070891 |
| Status | PUBLIC |
Content hashes
| Canonical text | 34af0b77ef9c36e8c954da2fea98a1e73385e726214c1947549d872a9118597a |
|---|---|
| Markdown | d54cf02034f6a9f64a7ef721e09829e3901cb171a067582fa77abe6bcaeaccac |
| Publication page | 5f456b7f4b1e7ae2f9dcb02b35d2ebb27c6972f90552eeb20fd107ba41f6fe69 |
| Manifest | cd3ae8435eead1792bbc7ac224c6c84700c14f3a7eb8d68cbff5aaa6f558daae |
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 | g2QWGEX4PcUhQQLkZJJ59cRLcUueUjUwvxLuO/pQPLG1CVGoAL7X6ngY8e+FAEEn6liU8YjOGJlRKdkPnUs1CQ== |
| 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
| 2026-09-17T10:25:43.080925Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070891observed 5f456b7f4b1e7ae2f9dcb02b35d2ebb2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:25:43.063230Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070891/manifest.jsonobserved cd3ae8435eead1792bbc7ac224c6c847...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:43.047327Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070891/publication.mdobserved d54cf02034f6a9f64a7ef721e09829e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:43.028827Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070891/publication.txtobserved 34af0b77ef9c36e8c954da2fea98a1e7...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. |
|---|