OT-2026-000090106
Publication integrity record
Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum 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-2026-000090106) never changes.
Identity and time
| Publication number | OT-2026-000090106 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428e-7544-8b00-59d75faa1f27 · 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-2026-000090106 |
| Status | PUBLIC |
Content hashes
| Canonical text | d4b91f9d98cfb66ab668547619cf56a68596a794a913c8977911b2a061c9d4bf |
|---|---|
| Markdown | 575f0c07fa565190074fcaee35133d5c0a1a97460f0addc828672fac8118deab |
| Publication page | b3062cab9b70371541f351a81f0f1d501fac7147f673894d3a0f7055406a6457 |
| Manifest | 1c62bf8b03ec9f8a78be217cf1f8204b04bc7de7fb392f577ac1fdab9dbd2f1b |
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 | HPF+Rx6xbJaHRXNUI04DZSeqy6c+Fra+g7ZHC3+l/lQtj5GYkDD7xs8bLNfaazsrYTW2mF3Dpvipqw9Y8kpiAw== |
| 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
| 2026-09-17T09:45:31.785726Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090106observed b3062cab9b70371541f351a81f0f1d50...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:31.767943Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090106/manifest.jsonobserved 1c62bf8b03ec9f8a78be217cf1f8204b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:31.752737Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090106/publication.mdobserved 575f0c07fa565190074fcaee35133d5c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:31.735854Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090106/publication.txtobserved d4b91f9d98cfb66ab668547619cf56a6...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. |
|---|