OT-2026-000004425
Publication integrity record
Bellows cup vacuum gripper, common isolation valve, ejector fed, plastic cups, two fold
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-2026-000004425) never changes.
Identity and time
| Publication number | OT-2026-000004425 · never reused |
|---|---|
| Internal UUID | 01a0a917-49d7-7b15-8944-151a1e2a0f4a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:21:10.873918Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004425 |
| Status | PUBLIC |
Content hashes
| Canonical text | 11e1dffee4c0d65d8513fec217fe003a38d34cd9d37c87296f27d92ebfa5498b |
|---|---|
| Markdown | c9b0e05369bbb96ce5a446e58e7efaea87cf29ed4cc09db7c23003effaf2853e |
| Publication page | b99041dffd11da94ed994fdcc116956bac111aa573628e92f6d14ba572384945 |
| Manifest | 2d46571e17e55a836bcb8e248c36eab70931a2b21a35253aae2f87005e8438bd |
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 | RlIbhZD8HdBb3Kr/SgOvxNKMiAFwYzad6vtZkcrr4Y+OQpzyeDbTN6fnKWxTUxQXjmlbw/A7kQ697ngdTqvoAQ== |
| 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
| 2026-09-16T07:30:28.972632Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004425observed b99041dffd11da94ed994fdcc116956b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:28.957214Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004425/manifest.jsonobserved 2d46571e17e55a836bcb8e248c36eab7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:28.943881Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004425/publication.mdobserved c9b0e05369bbb96ce5a446e58e7efaea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:28.930889Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004425/publication.txtobserved 11e1dffee4c0d65d8513fec217fe003a...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. |
|---|