OT-2026-000019877
Publication integrity record
Four cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, 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-2026-000019877) never changes.
Identity and time
| Publication number | OT-2026-000019877 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb6-7d56-8817-969f89e18046 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019877 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0781e0968c018a8f995578554c75bfb2fea998f697d4a25be37646df7e33d2ee |
|---|---|
| Markdown | e3e61a998f566ecbff8bd6ca87764eeb54f58a344e4faae53d5f2166be9580e8 |
| Publication page | 78dbb62af01cb5efa8d033fa436a8746504fcae94e2148d0bb2960443fb37b26 |
| Manifest | 0b24bd985fefb225d4fa6891441e32a119370b3c48fe4751deb88c6259ecdf9f |
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 | A92lOApZRzaEWWikO+7KE3kZfq3+8/gDBEyrUKkdQhEkxFZQWtlPtsLk40TLIjN5QxhMRer25wRy449yOrhFBA== |
| 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
| 2026-09-17T11:58:04.795911Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019877observed 78dbb62af01cb5efa8d033fa436a8746...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:04.779914Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019877/manifest.jsonobserved 0b24bd985fefb225d4fa6891441e32a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:04.764092Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019877/publication.mdobserved e3e61a998f566ecbff8bd6ca87764eeb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:04.746986Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019877/publication.txtobserved 0781e0968c018a8f995578554c75bfb2...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. |
|---|