OT-2026-000017415
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, pulsed blow-off 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-2026-000017415) never changes.
Identity and time
| Publication number | OT-2026-000017415 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-76c9-7f9e-a0f5-721dbb3e8430 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:30.105855Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000017415 |
| Status | PUBLIC |
Content hashes
| Canonical text | 55c0234401f585e2e14fb6dc5ead4925bd052bbd855e67112420d73ad8dcfaf8 |
|---|---|
| Markdown | f233958fc08281cca35af9920ce23983f2221ebbfb256a79cc38722777d51c00 |
| Publication page | 690366d065a2c055824f58a8acd6f8677f9ca5766a822ae9deb256e13d68ba75 |
| Manifest | 66be78e39c317bb7bcfbd7f1946a443cc11f380f1965a2c708e52aa655109564 |
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 | YVZZjX/1N7CfpXjvfw5dfjijW4XOR6VMN8fDHtNhJuwR9PeuLgjhDawOWc4g/TIwPeuK6uaqccr6ozYIrZvmCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:02:32.611116Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017415observed 690366d065a2c055824f58a8acd6f867...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:02:32.594485Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017415/manifest.jsonobserved 66be78e39c317bb7bcfbd7f1946a443c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:32.577799Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017415/publication.mdobserved f233958fc08281cca35af9920ce23983...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:32.560199Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017415/publication.txtobserved 55c0234401f585e2e14fb6dc5ead4925...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. |
|---|