OT-2026-000043515
Publication integrity record
Foam pad vacuum gripper, four zone face, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer
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-2026-000043515) never changes.
Identity and time
| Publication number | OT-2026-000043515 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-92cf-7776-bc85-e163e572026f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:49.254972Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043515 |
| Status | PUBLIC |
Content hashes
| Canonical text | a55d2e19bce818d0ba91f12d356535b2599f05c4a017192404c5ac36e42ad1d2 |
|---|---|
| Markdown | d293bb2b5ff9c949b2c5ecece95346bafdf4c173cbc76a21c9f37c9b9184daff |
| Publication page | 54809fb8d76e37cb6b2e38fb2e10f5ec30246347531fcd7c2c8f613cbadf0a74 |
| Manifest | ff68a5c484fdc14fd3ef48ee62f4ac55ca483f77178d860c4556ef3a5b0a4b06 |
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 | 7WtiZf9FQTwkDTipDQdCkN5AGLgdWLjOoQxExRPR9UI3Zc3zDAG74NwSfjUmD+7KpG3yDkd8JgcCExq0JGGzBg== |
| 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
| 2026-09-17T11:12:53.255835Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043515observed 54809fb8d76e37cb6b2e38fb2e10f5ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:12:53.236839Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043515/manifest.jsonobserved ff68a5c484fdc14fd3ef48ee62f4ac55...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:53.217449Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043515/publication.mdobserved d293bb2b5ff9c949b2c5ecece95346ba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:53.198147Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043515/publication.txtobserved a55d2e19bce818d0ba91f12d356535b2...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. |
|---|