OT-2026-000087894
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, two stage ejector, supply line 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-2026-000087894) never changes.
Identity and time
| Publication number | OT-2026-000087894 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa5-7e83-a45c-728b4bb13513 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:03:15.638297Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087894 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7f1d34e7ac4e4cc53b0b227d72ee710a1ed6b6f0ca3bf615ff9d346909e1738f |
|---|---|
| Markdown | 11a0e87f92098405b0c3cb4e086d9dbb37cc5b1c9814d8afcf5847a55de00d9f |
| Publication page | 6c54c1e53d0342f12f1b2df09930f10ce0386f7a7531e721c9f69cb506e1be18 |
| Manifest | 7a762962443465244a49113f19f39e44aebe39b911007be4459c645561ea274d |
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 | eYUsJjjJ+iWAkr94gaIcmFH25Q1e+Wo+OWTatyFhbo7CBAGjmggj9FnhujrwtDQrG5+gU+snWbzhLgceYaIiCQ== |
| 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
| 2026-09-17T09:49:10.183314Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087894observed 6c54c1e53d0342f12f1b2df09930f10c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:49:10.164793Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087894/manifest.jsonobserved 7a762962443465244a49113f19f39e44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:10.145127Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087894/publication.mdobserved 11a0e87f92098405b0c3cb4e086d9dbb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:10.126134Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087894/publication.txtobserved 7f1d34e7ac4e4cc53b0b227d72ee710a...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. |
|---|