OT-2026-000005293
Publication integrity record
Porous face vacuum gripper, four 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-2026-000005293) never changes.
Identity and time
| Publication number | OT-2026-000005293 · never reused |
|---|---|
| Internal UUID | 01a0a934-6145-75e3-b3ec-0006c36e4e04 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:52:57.417409Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005293 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8d7c352c34e45e771563de90503b98b59954114a0eacadef6755af8343eba669 |
|---|---|
| Markdown | 70c1273d166485e8d68b247e9df51dfffd092daa16b27f3f648dde784a957be0 |
| Publication page | 7f2f8e28825956a05cfabb669f72ef2514f9eb528972c3c196733b85ec1d2244 |
| Manifest | 08dc449700ff47cf1c34070dd26966a6323e95acf93c40c8aaaf855fb1a224e3 |
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 | WXq7VB/2dr72BC8vV/z0YqX0M0YQYHlB5q/U08M5PVRvsZ9ycXcA2/X9sFd0zHfQzhQEAeyF14wqR/osqinQCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:00:25.941827Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005293observed 7f2f8e28825956a05cfabb669f72ef25...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:00:25.927560Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005293/manifest.jsonobserved 08dc449700ff47cf1c34070dd26966a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:25.913081Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005293/publication.mdobserved 70c1273d166485e8d68b247e9df51dff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:25.899725Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005293/publication.txtobserved 8d7c352c34e45e771563de90503b98b5...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. |
|---|