OT-2026-000102220
Publication integrity record
Two cup vacuum gripper, two zone face, common isolation valve, pump fed, 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-2026-000102220) never changes.
Identity and time
| Publication number | OT-2026-000102220 · never reused |
|---|---|
| Internal UUID | 01a0aea4-50f3-75b7-a2f5-0c9ff8669612 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:19.361569Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000102220 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2ac81e1ce8f59aa98df1edb2fec60b1be1bad46d28dc8b35efc07b8ab1fb2cee |
|---|---|
| Markdown | 05d612316259b308b98737cde99d83dc54302239e8014a7a1e04873eb745cf2b |
| Publication page | ba76a4d897580fdaec175916f5f8a2ad2d3cd28e03d6b922c0a62ad27c2d6f62 |
| Manifest | b288576384302d49adbedbb4bbf00ab6f1dbe5f68cdbe1a9f1a5644768a06664 |
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 | VGtGVs7rnerRxcmwyJuBhhPHV3sIT9X57oeQbH9CgXpEv9+BA+ami49nOZHWDU6+E+XawovKyp1UBRQC6hZSCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:25:23.860592Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102220observed ba76a4d897580fdaec175916f5f8a2ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:25:23.842887Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102220/manifest.jsonobserved b288576384302d49adbedbb4bbf00ab6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:25:23.825129Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102220/publication.mdobserved 05d612316259b308b98737cde99d83dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:25:23.806428Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102220/publication.txtobserved 2ac81e1ce8f59aa98df1edb2fec60b1b...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. |
|---|