OT-2026-000019147
Publication integrity record
Two cup vacuum gripper, two zone face, single 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-2026-000019147) never changes.
Identity and time
| Publication number | OT-2026-000019147 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f391-7ec7-948a-2103c3900106 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019147 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4f297c462c65bb9b45ad2fdd2d6a969df9945d887b490010ea82fea484384f1a |
|---|---|
| Markdown | e8a29df0e800c846dd01b47074e39559205383f3f3aae708bc04ff497459e9ff |
| Publication page | c988f0fd7e2fca27c4c05cc69ed4ab5c139953797c48f0b589419541ca00b7d2 |
| Manifest | f1230fe67e31e254bd3dc2756bddfd3ea36e65c4f881e78bd429ea25f4c1f480 |
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 | CLfp/fd0GSyg57IafHLLEYHJItXV/QHTn2oNM8OEgax7TATh22tRa7hUL9S4Ss9CAlbZ7WkFH28vSFHtFGzoDw== |
| 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
| 2026-09-17T11:58:24.701488Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019147observed c988f0fd7e2fca27c4c05cc69ed4ab5c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:24.684217Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019147/manifest.jsonobserved f1230fe67e31e254bd3dc2756bddfd3e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:24.666298Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019147/publication.mdobserved e8a29df0e800c846dd01b47074e39559...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:24.598107Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019147/publication.txtobserved 4f297c462c65bb9b45ad2fdd2d6a969d...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. |
|---|