OT-2026-000003971
Publication integrity record
Vacuum cup gripper, two zone face, six outlet manifold, two stage ejector
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-2026-000003971) never changes.
Identity and time
| Publication number | OT-2026-000003971 · never reused |
|---|---|
| Internal UUID | 01a0a90b-a016-74a4-9a03-a71ccc902f1b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:26.520761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003971 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3cf6ab810792e349bfcaab23732af2d17a7b202f844453254340886fa73f654a |
|---|---|
| Markdown | c5a2e4bc2940b7e14211a77776974e8995d3d8e24d082b8195b76e9aca33ac41 |
| Publication page | 6a663324fd7b5ca78f3f42b7bab930996d68ad844677f14a814467edd9bb896c |
| Manifest | ca9ab8b6be97e66b9731831a5d5084a03fc0c0b6bc218c35c50eb5375b8e203a |
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 | 87RFcvsl2dVyw6xJwu1e01NZTd0OGoH+D3l1Kye3UXhPCSI+m4rhv2f898ZQLvAN5HYTyOGiwfty1aEZkD1YAw== |
| 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
| 2026-09-16T07:10:09.061522Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003971observed 6a663324fd7b5ca78f3f42b7bab93099...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:09.044879Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003971/manifest.jsonobserved ca9ab8b6be97e66b9731831a5d5084a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:09.030158Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003971/publication.mdobserved c5a2e4bc2940b7e14211a77776974e89...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:09.014287Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003971/publication.txtobserved 3cf6ab810792e349bfcaab23732af2d1...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. |
|---|