OT-2026-000090150
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before set-down
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-2026-000090150) never changes.
Identity and time
| Publication number | OT-2026-000090150 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428f-7af9-a3b3-ebefaec73fe5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090150 |
| Status | PUBLIC |
Content hashes
| Canonical text | 761b306ea9487ac9967130f41db955a5c25247a2ef33c8bf8edd9c163b7e7ee0 |
|---|---|
| Markdown | 64b83199f250ed415e61f39f1ee4a9a17304c5e9fb8ad9a4efcd7232bbca5f14 |
| Publication page | 4bd47e0176b5a38d2881c36b99c3056405735d5fce474ea7704b8a0a23edc243 |
| Manifest | 5ed29fb6e82e3af014cd7ed17ce9e8fb26a68708243665c28ac2e9335b70b8b4 |
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 | PTaqP6Re7/d8AVgWOSvtOMneMyAgqXPDjRER7mP6rh57E1v3CnPMA23Z8qpNYhar2kdJctaQpMqaf4v6FY+sDQ== |
| 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
| 2026-09-17T09:45:39.746605Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090150observed 4bd47e0176b5a38d2881c36b99c30564...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:39.727907Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090150/manifest.jsonobserved 5ed29fb6e82e3af014cd7ed17ce9e8fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:39.708800Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090150/publication.mdobserved 64b83199f250ed415e61f39f1ee4a9a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:39.686504Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090150/publication.txtobserved 761b306ea9487ac9967130f41db955a5...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. |
|---|