OT-2026-000004297
Publication integrity record
Porous face vacuum gripper, three zone face, four 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-2026-000004297) never changes.
Identity and time
| Publication number | OT-2026-000004297 · never reused |
|---|---|
| Internal UUID | 01a0a913-5a0b-7c9d-b565-ebc86d4d2b14 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:16:52.878282Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004297 |
| Status | PUBLIC |
Content hashes
| Canonical text | 69607740aeb8a1645aae4bd575ffdeac7711a33399b34f6eb6d8f7c4f8f9d507 |
|---|---|
| Markdown | 9e29cbc4bb0aaad45eb86a7ccab37a97509d50a09b5a54f56579c1185ee9144d |
| Publication page | 1764b82c112298d2b0390af0734d06b7c4199cf2d78945389d25c13f7664428d |
| Manifest | 493d2592e7fae3960490f09a696f5d68ca41a667b715d36c3c53b79afcd277f1 |
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 | UvY83iiu1lPUfTqMBYsD/udJD6JrQxLN13AgglLvj68u1NA/+bYeEbfXvSfzGNI9cT5YXh+6yDkJWKhZPB7cBQ== |
| 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
| 2026-09-16T07:20:13.878974Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004297observed 1764b82c112298d2b0390af0734d06b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:13.743432Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004297/manifest.jsonobserved 493d2592e7fae3960490f09a696f5d68...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:13.730831Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004297/publication.mdobserved 9e29cbc4bb0aaad45eb86a7ccab37a97...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:13.718022Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004297/publication.txtobserved 69607740aeb8a1645aae4bd575ffdeac...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. |
|---|