OT-2026-000005543
Publication integrity record
Porous face vacuum gripper, two zone face, two stage ejector, pressure verified
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-2026-000005543) never changes.
Identity and time
| Publication number | OT-2026-000005543 · never reused |
|---|---|
| Internal UUID | 01a0a93c-9f9d-7676-b658-58680f5d41fd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:01:57.666212Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005543 |
| Status | PUBLIC |
Content hashes
| Canonical text | b4be25ddb9dfee80eee19dd74f5a3dd18d2417101a5c35bf76a0f7d271902aa8 |
|---|---|
| Markdown | 2416a419265abfbabf3badf6ee02c416cc59cc5ff1ee13408d90f53ebdffc46d |
| Publication page | 08b401a137f93707a386af25d877925ad04df07d486c65234d8b0fc6e9b218d2 |
| Manifest | 77be297b524c5bfaf23fbf289b1ce39622b4b3239884a36d7a2023aa8d0c310e |
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 | 8Xj+WLObqabU4M+RLuZjMJ2g4nku1XO9ZNFxl1g/ifPeJbVbMc9hiv3AZiyBESFeeUcVpHZFFFCuVykePyWxCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:10:28.623273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005543observed 08b401a137f93707a386af25d877925a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:10:28.492553Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005543/manifest.jsonobserved 77be297b524c5bfaf23fbf289b1ce396...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:28.477161Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005543/publication.mdobserved 2416a419265abfbabf3badf6ee02c416...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:28.462388Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005543/publication.txtobserved b4be25ddb9dfee80eee19dd74f5a3dd1...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. |
|---|