OT-2026-000004408
Publication integrity record
Vacuum cup gripper, three outlet manifold, pump fed, pressure verified
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-2026-000004408) never changes.
Identity and time
| Publication number | OT-2026-000004408 · never reused |
|---|---|
| Internal UUID | 01a0a916-b2d9-7d82-8b6c-c2d9ad8e3fb2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:20:32.220084Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004408 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3515c133168f1c943e35033120462252444ab6234df565672514de89a5bfca4c |
|---|---|
| Markdown | 47827b787c4f05878993662227de5dae8a0eb7b3a2be203a79a5a59074a7ca42 |
| Publication page | 10ea4b4346fc228331069236c9aeeafe658d82f329cf1c1dccc4456ff242bada |
| Manifest | 4e83cfcb78f305e55fd9ea8afd74ae5ea91bbfc66233a2a7bed1042afac0b437 |
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 | zHDMoEa92im7L8F91OUBx/RQXA9qbBZ8qAjU/ZnPRyA9kRAJBozl+LcW3evTl9VDCFryNcYVjKXp/K+3chjVAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:30:30.891273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004408observed 10ea4b4346fc228331069236c9aeeafe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:30.879850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004408/manifest.jsonobserved 4e83cfcb78f305e55fd9ea8afd74ae5e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:30.744782Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004408/publication.mdobserved 47827b787c4f05878993662227de5dae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:30.732324Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004408/publication.txtobserved 3515c133168f1c943e35033120462252...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. |
|---|