OT-2026-000005959
Publication integrity record
Porous face vacuum gripper, two zone face, pump fed, vented after set down, closed cell
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-2026-000005959) never changes.
Identity and time
| Publication number | OT-2026-000005959 · never reused |
|---|---|
| Internal UUID | 01a0a94a-7fb1-7bdf-afb2-64ed67d926c2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:17:06.995269Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005959 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8cb5c38b5fb50dcfe2fb310075b955b99a76768c7974e8d68faf4f506db24f16 |
|---|---|
| Markdown | 606bf9aad862184b654e0d9bd523bae9e9b83a6ea4bb6bb70ba0b0076ac54d89 |
| Publication page | b14a8e88dad76b4b9dd9c85a5b18da01e0116c7bb85de5274ca1bcaa47eb75bd |
| Manifest | 5b67f87734292323ee11dea50b034d0f8e60d28f20838e3db6d70445e4c93333 |
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 | wGTRBfumh9fKIX/DVuFyYR/8L5ONSjUPw983372exPk+PGGmkQKFSfn9STAH+W0Qw8ZKXGP0UgC518dZUBXYCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:20:12.647445Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005959observed b14a8e88dad76b4b9dd9c85a5b18da01...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:20:12.630827Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005959/manifest.jsonobserved 5b67f87734292323ee11dea50b034d0f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:12.506385Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005959/publication.mdobserved 606bf9aad862184b654e0d9bd523bae9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:12.488978Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005959/publication.txtobserved 8cb5c38b5fb50dcfe2fb310075b955b9...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. |
|---|