OT-2026-000004063
Publication integrity record
Vacuum cup gripper, two outlet manifold, two stage ejector, pressure verified at each zone
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-2026-000004063) never changes.
Identity and time
| Publication number | OT-2026-000004063 · never reused |
|---|---|
| Internal UUID | 01a0a90e-1b7e-70d8-a7be-adc017fea18c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:11:09.186820Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004063 |
| Status | PUBLIC |
Content hashes
| Canonical text | ef070d1c1c84f941b829659283d46d1759d9fe1683713c9598006a8b1528125b |
|---|---|
| Markdown | a774adaf5feae4e0eaeee8a2059c1f67e5c5dd223575aa69b0ca68921158f962 |
| Publication page | a8b8328302cc2f5d1e2d02666ded515ad4bfb0b81c13b7d89f2783e0233c3317 |
| Manifest | 4773bf8aeedb7196c55f52bba58e635ffbdedd38d7cb25b943f57e50a75477f9 |
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 | XARDRoZRNRxv/HRhi5kyGkwEVy0OCxeaplhrEAXDZ5osOS37s7dPSN1NP+DDkAF3r7fB4rWg3VftD4owi1acBQ== |
| 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
| 2026-09-16T07:40:32.462126Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004063observed a8b8328302cc2f5d1e2d02666ded515a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:32.411267Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004063/manifest.jsonobserved 4773bf8aeedb7196c55f52bba58e635f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:32.398641Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004063/publication.mdobserved a774adaf5feae4e0eaeee8a2059c1f67...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:32.385181Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004063/publication.txtobserved ef070d1c1c84f941b829659283d46d17...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. |
|---|