OT-2026-000004571
Publication integrity record
Vacuum cup gripper, common isolation valve, three outlet manifold, three stage ejector, contact triggered
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-2026-000004571) never changes.
Identity and time
| Publication number | OT-2026-000004571 · never reused |
|---|---|
| Internal UUID | 01a0a91c-522b-7d5a-a62e-000f6f711736 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:26:40.686709Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004571 |
| Status | PUBLIC |
Content hashes
| Canonical text | a9e42ce98b5d7f23b0a1e83e062fb7bc0ac0e429e3d15222b57bad04b828725e |
|---|---|
| Markdown | 0442e3a7f64890e76125a26d8df02d9e23c15e62bc3af31b5e6771036aad2278 |
| Publication page | 538d07677fcc80c0a22983f6de0a3048c854581dd5567b763945a7d39348cf71 |
| Manifest | 99306651f033f9c506f000fba643b308fe9602061ae693f0e9cc11c8830ab49b |
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 | OFF1k26kXGc/i5se8ZjxYaBQdVP+VbkIGbj+EqaeJ2xYFZOlzt0GRFDIrAnzRQqi3TvVCIDzmVaGC9EYsLVUCw== |
| 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
| 2026-09-16T07:30:13.662085Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004571observed 538d07677fcc80c0a22983f6de0a3048...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:13.650020Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004571/manifest.jsonobserved 99306651f033f9c506f000fba643b308...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:13.636789Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004571/publication.mdobserved 0442e3a7f64890e76125a26d8df02d9e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:13.622652Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004571/publication.txtobserved a9e42ce98b5d7f23b0a1e83e062fb7bc...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. |
|---|