OT-2026-000019977
Publication integrity record
Six cup vacuum gripper, six outlet manifold, plant vacuum 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-2026-000019977) never changes.
Identity and time
| Publication number | OT-2026-000019977 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb7-744c-97b7-16f5295c32d5 · 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-2026-000019977 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2afdda1e833ee5f097ef3112028f5937a7dd21c9edf4036ef84f8251655c0e98 |
|---|---|
| Markdown | 49c3046ff6e63b738d73144b0b19359e12ba97b7b642bcf2452554066efedadb |
| Publication page | 4bc8bcf55d8041cfe1a046e6bbceafa9bd153c7a82e8d37b9fb0c3627719cf50 |
| Manifest | 624146a960ad232154670526eb4a2c925b91c621a560521f9c5d299253bbbbed |
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 | rTNZrAr8vxrzea3Gg6Xd/2SzYq0ze08QCEXD0cYxIDUaKeZ3DIG85bmuVop+B9+/HalDqPoQtOq5S9E9HoXUBw== |
| 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
| 2026-09-17T11:58:12.946304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019977observed 4bc8bcf55d8041cfe1a046e6bbceafa9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:12.925940Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019977/manifest.jsonobserved 624146a960ad232154670526eb4a2c92...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:12.904330Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019977/publication.mdobserved 49c3046ff6e63b738d73144b0b19359e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:12.885756Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019977/publication.txtobserved 2afdda1e833ee5f097ef3112028f5937...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. |
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