OT-2026-000005413
Publication integrity record
Porous face vacuum gripper, pump fed, pressure verified, contact triggered
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-2026-000005413) never changes.
Identity and time
| Publication number | OT-2026-000005413 · never reused |
|---|---|
| Internal UUID | 01a0a938-3a98-747e-8db8-5a08cf98e682 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:57:09.659329Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005413 |
| Status | PUBLIC |
Content hashes
| Canonical text | 924c9d5727d35fa301009186aad0cc4df0cbc701fd68f4573f8bbebab3eee1f3 |
|---|---|
| Markdown | 07539a06713f0c941a7c3e52d34ad3bac0042b0c1cfa6e5ed997190037ce5343 |
| Publication page | d298f39f8648149857550f3aac051541fdb52c9f5de016d09ad8b3b84cba96cc |
| Manifest | c2a153ad9fcd117df0d18d100479bcc0869ad880522f57f8616515ff730a44ac |
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 | EkCGwXOo/+i3pFB0/F1QA7hN9qONtssJZjrrbXcCeyAjLWBMp57dIPunSpcPpU4JHX3lLispKSttIsUdMUt1Cg== |
| 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
| 2026-09-16T08:00:12.444805Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005413observed d298f39f8648149857550f3aac051541...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:00:12.430221Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005413/manifest.jsonobserved c2a153ad9fcd117df0d18d100479bcc0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:12.416188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005413/publication.mdobserved 07539a06713f0c941a7c3e52d34ad3ba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:12.401121Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005413/publication.txtobserved 924c9d5727d35fa301009186aad0cc4d...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. |
|---|