OT-2026-000004697
Publication integrity record
Bellows cup vacuum gripper, three outlet manifold, two stage ejector, pressure verified at each zone
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-2026-000004697) never changes.
Identity and time
| Publication number | OT-2026-000004697 · never reused |
|---|---|
| Internal UUID | 01a0a920-7a9a-744f-b934-f2433bca065e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:31:13.181603Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004697 |
| Status | PUBLIC |
Content hashes
| Canonical text | 764634e752a84458ff8ba40845475894f6f892184b877825abbec635a9d9fe8b |
|---|---|
| Markdown | 546e1e8294ab37a9b3527a2df5cdc21eede9450ddf03538554ce0bfb106c25e3 |
| Publication page | 5bc51fa7378375303b81c26bc5a54a217b85152ead2442b5523afdbf47965f35 |
| Manifest | 4c43435291c9e2b9462855ca0e16e4ae80ba8577694e60a992200051ce2f1023 |
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 | TGqSn1XWPyoQZvuS+ytUVJGG7u31sILmpZNJP8xk4aIz+pUu4EFRwnMyf/vcFO4tYSvCUG13x+uxPKK7RkZ/CQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:28.461413Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004697observed 5bc51fa7378375303b81c26bc5a54a21...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:28.449807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004697/manifest.jsonobserved 4c43435291c9e2b9462855ca0e16e4ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:28.436964Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004697/publication.mdobserved 546e1e8294ab37a9b3527a2df5cdc21e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:28.424084Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004697/publication.txtobserved 764634e752a84458ff8ba40845475894...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. |
|---|