OT-2026-000089538
Publication integrity record
Three cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000089538) never changes.
Identity and time
| Publication number | OT-2026-000089538 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-1a21-7392-8be8-4c3fa20f1fac · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:21.039513Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089538 |
| Status | PUBLIC |
Content hashes
| Canonical text | 87bda1bbd1fe20fe6b0e19963582cac6fb327d0d5c22e55df249b90ff506fbf0 |
|---|---|
| Markdown | e50391c36e45778fe70c79b51f0f5c5d812aea99b874a8909ca67e7cafba484f |
| Publication page | e8065a58dc30bb90825109456710d5e34526a27b4617399b1c757d3bda85542d |
| Manifest | d1e76bbe1b94a1b9d05b4149b7355c94f9455998787597f3b013dcc544b59e80 |
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 | E6akVqotNoWiX+WK/tFwiQAyjMAgB/CVwWnESKb4AwLWVRmaLIa1m6sCMjHBJSB/G7E63HSdWl3BuEIvC9doCw== |
| 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
| 2026-09-17T09:46:30.195099Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089538observed e8065a58dc30bb90825109456710d5e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:30.176499Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089538/manifest.jsonobserved d1e76bbe1b94a1b9d05b4149b7355c94...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:30.159170Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089538/publication.mdobserved e50391c36e45778fe70c79b51f0f5c5d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:30.140258Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089538/publication.txtobserved 87bda1bbd1fe20fe6b0e19963582cac6...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. |
|---|