OT-2026-000004684
Publication integrity record
Vacuum cup gripper, four outlet manifold, two stage ejector, pressure verified, vented before set down
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-2026-000004684) never changes.
Identity and time
| Publication number | OT-2026-000004684 · never reused |
|---|---|
| Internal UUID | 01a0a920-1253-71e8-902a-a83a5ad28027 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:30:46.486675Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004684 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1df78672ba14b8b6681996fa21bbfd2e44a2719c738ffb789fe009f64fe60e61 |
|---|---|
| Markdown | e9255b5b3b3b16c1f59a6e6ad1433b148715c1894eac88796e2a9b9f881fd10a |
| Publication page | f91bb3d486b0af7fc31c4e4341ef12c6d24a55cd5d8b8947a7d8eff33dec3419 |
| Manifest | 84e8912d3a26a0a6837f15d8e38ad9a548c799caddb0f16ea8c10dcaf9929589 |
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 | Uguy6MzPPe/OdF+xvfzVHJxePR9hOXWkSJ2A9SYoVctkjBj9TYn1iplJBWQRxzMIv2gi5a+ta4pOTtD84c4OCA== |
| 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
| 2026-09-16T07:40:29.893953Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004684observed f91bb3d486b0af7fc31c4e4341ef12c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:29.879264Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004684/manifest.jsonobserved 84e8912d3a26a0a6837f15d8e38ad9a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:29.743992Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004684/publication.mdobserved e9255b5b3b3b16c1f59a6e6ad1433b14...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:29.730849Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004684/publication.txtobserved 1df78672ba14b8b6681996fa21bbfd2e...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. |
|---|