OT-2026-000003535
Publication integrity record
Bellows cup vacuum gripper, common isolation valve, two outlet manifold, two stage ejector
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-2026-000003535) never changes.
Identity and time
| Publication number | OT-2026-000003535 · never reused |
|---|---|
| Internal UUID | 01a0a90a-4e45-7384-a456-3fa52c2dba9c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:00.041566Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003535 |
| Status | PUBLIC |
Content hashes
| Canonical text | 39c591fce767ae89d5dd4cbdf54c89bbd8dce5ced4fd0613c6f026fd16ad24c1 |
|---|---|
| Markdown | f39b2ca289848f2d7cf2a4f9ddd7c6ca46924f1175e17a7dcbba3d338732c8da |
| Publication page | 5538f314c9c4b33856dbac0adedc15060bcadd2408a0c5d80da543cd364dd624 |
| Manifest | c40e1ec9cf70f5dfb4d514a5ca7002b4e61c7b5a1091e566e12dfa184ba70994 |
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 | tS0adI9uicCOm4AseCowQDphjt7QUcduT1Mn7Wg9bQhSMzzD/2qAxAzbXL/ysrwQJ0fvfWyXmsxA+TBERFNvDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:07:02Z batch OT-TS-2026-W38-008 · RFC 3161 token · inclusion proof root e9da7eb1c397f1749e5915c5a39dbbcf... |
|---|
Independent retrieval
| 2026-09-16T08:50:34.377484Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003535observed 5538f314c9c4b33856dbac0adedc1506...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:34.237873Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003535/manifest.jsonobserved c40e1ec9cf70f5dfb4d514a5ca7002b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:34.220937Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003535/publication.mdobserved f39b2ca289848f2d7cf2a4f9ddd7c6ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:34.204382Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003535/publication.txtobserved 39c591fce767ae89d5dd4cbdf54c89bb...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. |
|---|