OT-2026-000008538
Publication integrity record
Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000008538) never changes.
Identity and time
| Publication number | OT-2026-000008538 · never reused |
|---|---|
| Internal UUID | 01a0ae6a-e46a-7871-a6ef-8848b0ead165 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:36.030441Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000008538 |
| Status | PUBLIC |
Content hashes
| Canonical text | 92274ab4378acb362e19469eff63edf841e56d17fe40a19a3f76bd264b27743c |
|---|---|
| Markdown | 2475a6ebce07b6092397801b5fb661f406955106ab1fe9df149a3e6d57b3af68 |
| Publication page | b39dd2c45c08e51d42d2ebcf62dba5b9675226c4f9835c00a9a4884fc000cc7a |
| Manifest | f7183a3c1830753c7e61d6a18342c4e51b7bbbbb7b58e3fa96cc0fb08d1f4dee |
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 | OIWAyWkkGRIIn/CviDDTeKczKaxb6eJwmXlMtO/4UgPgwdZwos1wH2LM/OviOQKmyY5mmD1YpcYuwj9gVmVHCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T08:44:24.740803Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008538observed b39dd2c45c08e51d42d2ebcf62dba5b9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:44:24.552691Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008538/manifest.jsonobserved f7183a3c1830753c7e61d6a18342c4e5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:44:24.259653Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008538/publication.mdobserved 2475a6ebce07b6092397801b5fb661f4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:44:23.984305Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008538/publication.txtobserved 92274ab4378acb362e19469eff63edf8...fetched by grabo-systems from 34.44.131.203, 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. |
|---|