OT-2026-000014220
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, pulsed 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-2026-000014220) never changes.
Identity and time
| Publication number | OT-2026-000014220 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-b279-7da3-a0c4-ec86d208e4e0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:39.853300Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000014220 |
| Status | PUBLIC |
Content hashes
| Canonical text | df55647b504ed032f935539b8042037f34dfba5c492fcee8ca0cc5ce254e10b0 |
|---|---|
| Markdown | e4b7d2165b0e768da37e429884697299834bc2d06ed87bea44bf49d72cf96d39 |
| Publication page | 45bfdd354b3aa9b3e90f2f1622c1470fdf867331ee462d9c971314aa8cfe0498 |
| Manifest | 4d0d4d5abbf5ba553f776f89ecaf6d97b79b0399f46ce1b1cbbf92c43525ceb7 |
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 | 79zRvpl5Oho6LC6CsVH3/ZxqQOTtFOM54AmlmZ1elR0ENzZgkGvM7ssXiwrmO+Q1X0Z8ncukxiW5IJNEvLNWDw== |
| 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
| 2026-09-17T12:07:19.812720Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014220observed 45bfdd354b3aa9b3e90f2f1622c1470f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:07:19.794942Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014220/manifest.jsonobserved 4d0d4d5abbf5ba553f776f89ecaf6d97...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:07:19.749971Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014220/publication.mdobserved e4b7d2165b0e768da37e429884697299...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:07:19.703787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014220/publication.txtobserved df55647b504ed032f935539b8042037f...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. |
|---|