OT-2026-000090800
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, three stage ejector, pressure sensor per zone, sustained 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-2026-000090800) never changes.
Identity and time
| Publication number | OT-2026-000090800 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f32-72ab-bce6-15a7b0abb557 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090800 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2aed7636c60af133983a7819792a79970be74d5ab7fdb8805b4fee80b8c79d71 |
|---|---|
| Markdown | 8baf0cee7825ced125ed4a5031d23e621507cdbedf0e52bf91ff6213d39b7770 |
| Publication page | e53554a5ffe4948cb73db876e4edef3860c98a44cdaf7db61c4713ba89721db8 |
| Manifest | 5246139932c088194da44a30c30c068dbf5b9db31a38725abd93c4dec378274e |
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 | MPgh28JUJ+BWotTrJBPxrsQGsExq48Lz7SiQ88CFaimm5x6josJ2aupW+e6OU8mtQ1e9qnEyRHj8XGeaiOzJCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:45:00.495271Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090800observed e53554a5ffe4948cb73db876e4edef38...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:00.477796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090800/manifest.jsonobserved 5246139932c088194da44a30c30c068d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:00.459671Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090800/publication.mdobserved 8baf0cee7825ced125ed4a5031d23e62...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:00.440631Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090800/publication.txtobserved 2aed7636c60af133983a7819792a7997...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. |
|---|