OT-2026-000004026
Publication integrity record
Vacuum cup gripper, two zone face, three outlet manifold, 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-2026-000004026) never changes.
Identity and time
| Publication number | OT-2026-000004026 · never reused |
|---|---|
| Internal UUID | 01a0a90c-e7d3-7070-92c4-77e3bf0c675c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:09:50.422123Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004026 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8820ded23029c2502bee6b005e89d2c600a71de906c0272a722fd9e10bac0653 |
|---|---|
| Markdown | 176b05e955b4cdaf73fb7d0892d73d7d9bec1bc008a7e78296acf08e6d1ea26f |
| Publication page | 3a2221ef8e91e942ccb2eaa3182748d335d1091031f8f501eea01009837192aa |
| Manifest | f6468317ae39fe22005f1fb401abc99ba95e9e1d684ecae3427aa4f8bb3a71d3 |
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 | a9EjjvEVG/LGqhKkUD9Mtcwx9KvF8PdiPpFHK2R4V0aGS3S6wvqFfyhyWexBdnuYVc+DrhFQ9w/M3MQCPw53AA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:10:05.456242Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004026observed 3a2221ef8e91e942ccb2eaa3182748d3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:05.436729Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004026/manifest.jsonobserved f6468317ae39fe22005f1fb401abc99b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:05.420498Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004026/publication.mdobserved 176b05e955b4cdaf73fb7d0892d73d7d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:05.405047Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004026/publication.txtobserved 8820ded23029c2502bee6b005e89d2c6...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. |
|---|