OT-2026-000004616
Publication integrity record
Porous face vacuum gripper, four zone face, two outlet manifold, two stage ejector, 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-2026-000004616) never changes.
Identity and time
| Publication number | OT-2026-000004616 · never reused |
|---|---|
| Internal UUID | 01a0a91d-d1f0-71cc-b1a8-7b7407a07250 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:28:18.931118Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004616 |
| Status | PUBLIC |
Content hashes
| Canonical text | 856daf5b57eb685a6da358aa5f868ecf1c3502e6a1a8c2c082cf6d29aa31ff5e |
|---|---|
| Markdown | 55f4f365b8a42004eb5db45b4a657c6435419efe0c0e0e2391ff5833e01ada56 |
| Publication page | 5e5ba48d147fa0eac5ce128b38ab6a486a33548be99883b86a594b7fb603ef7b |
| Manifest | e9082e66048b62e6e7c93ec59ee060806edcabfb2fc2da896b4d5e1460e04ec5 |
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 | sRLrDW/YpmQWw+3BFN8v+srhKpU2/DhvjkrRvAbWgB8lL0PSb4FiPw6bCcVdy99UPCMeIh+XEeriReeT8rt+BQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:30:08.736814Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004616observed 5e5ba48d147fa0eac5ce128b38ab6a48...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:08.721787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004616/manifest.jsonobserved e9082e66048b62e6e7c93ec59ee06080...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:08.705769Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004616/publication.mdobserved 55f4f365b8a42004eb5db45b4a657c64...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:08.692238Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004616/publication.txtobserved 856daf5b57eb685a6da358aa5f868ecf...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. |
|---|