OT-2026-000048580
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off after 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-2026-000048580) never changes.
Identity and time
| Publication number | OT-2026-000048580 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de7-7740-8a93-ce17b8b48ef6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048580 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1228a07ad816d3e09eb98aca2ab482ad92816831643d50a2b095c10a178216ff |
|---|---|
| Markdown | 98eaeb3d7be678925494d610e7f041ea247b6813b4b79b7dac20d6d230b08a03 |
| Publication page | bf8025cc905e2d1366c6d76a27b70d4e481ba4bff35e824b2fd1cca54ed4ba3f |
| Manifest | 7a0b8a5fad74bb9f7d273d9333e5af390414f94bae51cfb5bd925dec2650b30e |
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 | 8xq4XVW/k1e45d6lxM4TH+NL7H4dut+kQEHnN6S27R6UMUD+bEXG8QOXHmvLSrkMAeH8cMXlEGyxE1W+lFC4DA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:05:23.182223Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048580observed bf8025cc905e2d1366c6d76a27b70d4e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:23.163451Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048580/manifest.jsonobserved 7a0b8a5fad74bb9f7d273d9333e5af39...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:23.144590Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048580/publication.mdobserved 98eaeb3d7be678925494d610e7f041ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:23.125462Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048580/publication.txtobserved 1228a07ad816d3e09eb98aca2ab482ad...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. |
|---|