OT-2026-000019169
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold 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-2026-000019169) never changes.
Identity and time
| Publication number | OT-2026-000019169 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f391-75e8-8d15-b86795780379 · 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-2026-000019169 |
| Status | PUBLIC |
Content hashes
| Canonical text | e9f445ca25a0d4cbccb102e6e8e3bb7b64cd6f85551c17b76ef306508899f7a0 |
|---|---|
| Markdown | d26da68f1bbc33a8630cb9d5e5c9792a79691a53e7a65d6321629261d6c44fc3 |
| Publication page | 1681853092c10ddfab2e09632f074e4352eefbc1a531c551da5fa32da715b5ff |
| Manifest | eafbf9d4cb56712bf0b6b00fefedde68048a3b4cb5c0dc613f9564c3927876d7 |
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 | jPSYe+icMxY3wPiUxJnXeP1VlT61PB4xvPAEZvpWCFZ4ua9gu1hUB+PnDKptuqW/c3ko+VMGcwhs5PcS37/8Dw== |
| 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
| 2026-09-17T11:58:28.896086Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019169observed 1681853092c10ddfab2e09632f074e43...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:28.879514Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019169/manifest.jsonobserved eafbf9d4cb56712bf0b6b00fefedde68...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:28.861280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019169/publication.mdobserved d26da68f1bbc33a8630cb9d5e5c9792a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:28.844140Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019169/publication.txtobserved e9f445ca25a0d4cbccb102e6e8e3bb7b...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. |
|---|