OT-2026-000090128
Publication integrity record
Three cup vacuum gripper, three zone face, six outlet manifold, pump fed, manifold 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-2026-000090128) never changes.
Identity and time
| Publication number | OT-2026-000090128 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428f-73c8-be36-608d2cc9b9c3 · 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-2026-000090128 |
| Status | PUBLIC |
Content hashes
| Canonical text | 10a18654f0aab58fc137755c78e4fae726685dfbdc9f98893c289de3a321cd2e |
|---|---|
| Markdown | 1d4e39f72cff0cb26ab8e9cda5a0a7bb03382921a6f38e80887b5ad71664178d |
| Publication page | 3d4fdfed5e030f0194052e5e077af67de049305f5afd0a551068a5ddaf3f1f0a |
| Manifest | ac4021fbe164b8878cee0ec17725e64dcf4f0f4b383fedec6ac9eac85bc6e78b |
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 | HnwOd0vpcq1cJhnS2wiT3Tly4BukRaknbqIPTbWaUB0BFNu7WhrEHdWXMFTJC57jBNOxFgT4k+x2sjDW/gI6AQ== |
| 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
| 2026-09-17T09:45:33.734383Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090128observed 3d4fdfed5e030f0194052e5e077af67d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:33.715538Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090128/manifest.jsonobserved ac4021fbe164b8878cee0ec17725e64d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:33.695906Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090128/publication.mdobserved 1d4e39f72cff0cb26ab8e9cda5a0a7bb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:33.677341Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090128/publication.txtobserved 10a18654f0aab58fc137755c78e4fae7...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. |
|---|