OT-2026-000007489
Publication integrity record
Vacuum cup gripper, pump fed, contact triggered, sustained blow off after set down, rubber cups
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-2026-000007489) never changes.
Identity and time
| Publication number | OT-2026-000007489 · never reused |
|---|---|
| Internal UUID | 01a0a980-b1c6-784b-8aea-821fdd811f71 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T09:16:18.879586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007489 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5d37fe7c5bb14ba89b52a4109711444d2fa50fb208ba6925819a12e10d78db08 |
|---|---|
| Markdown | dd5ad7915e78a35d3d7da2a7bda609e3cfa9b4f8fc7edef5c308128fd3eabb6c |
| Publication page | 6553d4d086d926b11a921c707fdb9f713a60bf852c82480886157c11e97ea719 |
| Manifest | e9d4342e3e58c90026871804525a16349ebdfcc9a62c91703ef1452d95939d74 |
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 | x1y6K8DndipG+p7W1bjpTu9h4yRscTcRYhWr9plZfSUIJj0wEApdE/hC+0TGCGqsCxbQaJ1eD4sdQZfINYr2Cw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:20:33Z batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof root 07bfbe2fb3517c1c41f239fb2e682fbe... |
|---|
Independent retrieval
| 2026-09-16T09:20:02.544787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007489observed 6553d4d086d926b11a921c707fdb9f71...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:20:02.531851Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007489/manifest.jsonobserved e9d4342e3e58c90026871804525a1634...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:20:02.519186Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007489/publication.mdobserved dd5ad7915e78a35d3d7da2a7bda609e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:20:02.504665Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007489/publication.txtobserved 5d37fe7c5bb14ba89b52a4109711444d...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. |
|---|