OT-2026-000004653
Publication integrity record
Bellows cup vacuum gripper, common isolation valve, three 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-2026-000004653) never changes.
Identity and time
| Publication number | OT-2026-000004653 · never reused |
|---|---|
| Internal UUID | 01a0a91e-f707-72a1-8b49-35bd4c50c81b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:29:33.961770Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004653 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1661f6563a75a8dce9f689d717bfc3b3ce48524a611afc8cb73ec9172d8354eb |
|---|---|
| Markdown | 6c95063f488cc48b15e8c7d574c21c2c22be2b6640315048b62c30ee77c1215b |
| Publication page | d2f8c3b70c7dcfd974b47ba05d870d2c7279dea84a1aadb3a5acc18393efa8c9 |
| Manifest | 670760ad15e63dc3e29ce15e0cb1bb3b7f354423da7c932a63b9ebad9988f142 |
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 | hK4Pe/IqyJprUjMwC6fSXtvJrukKJoBxivTe+gEOtAQ67lIou+lcZBWfPTpDg33DRwVp6YL7NzRvcIjyjmfDAg== |
| 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
| 2026-09-16T07:30:04.234390Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004653observed d2f8c3b70c7dcfd974b47ba05d870d2c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:04.222439Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004653/manifest.jsonobserved 670760ad15e63dc3e29ce15e0cb1bb3b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:04.209697Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004653/publication.mdobserved 6c95063f488cc48b15e8c7d574c21c2c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:04.196850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004653/publication.txtobserved 1661f6563a75a8dce9f689d717bfc3b3...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. |
|---|