OT-2026-000018190
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000018190) never changes.
Identity and time
| Publication number | OT-2026-000018190 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b488-7710-a81c-ac539a03b741 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018190 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7495f7cff6d390a420489c5a16dc0a7243fae1e2f25242a84f88a4d17ded2c39 |
|---|---|
| Markdown | d4a074e48f445fa11de0872bd1769d819ebd5252ceb5ddd713b98747d1997536 |
| Publication page | 08c722ad816bcbc2fbeb6941765843d8934487030825a2900a46f210cc523dd6 |
| Manifest | 2f5ac40b972a090d9cd13a900d62411e5cbeca9db2e33a1bb8b8985ed109c7f5 |
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 | 34EWT86xqlFZYgFiLIUkUbZ4/oBW7FCK0/O3P4diFGnYWqyyt2Ujcp+fUaXzpPLXGLtkubNRUlepSBj76evsCw== |
| 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
| 2026-09-17T11:59:58.229877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018190observed 08c722ad816bcbc2fbeb6941765843d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:58.212515Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018190/manifest.jsonobserved 2f5ac40b972a090d9cd13a900d62411e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:58.194377Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018190/publication.mdobserved d4a074e48f445fa11de0872bd1769d81...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:58.177899Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018190/publication.txtobserved 7495f7cff6d390a420489c5a16dc0a72...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. |
|---|