OT-2026-000018558
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
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-2026-000018558) never changes.
Identity and time
| Publication number | OT-2026-000018558 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b48a-759b-89b8-f9a84d6eb0e0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018558 |
| Status | PUBLIC |
Content hashes
| Canonical text | 047382296489d9e572987532bddf1feded664d4cbcf507286314acf3092f4d25 |
|---|---|
| Markdown | 719fd95e5782b3b767462271524fe5f191f8355e5fe15688438c8af50dcae26f |
| Publication page | b1cbfd5a0037e41ece21db74b2e77f27c74f0cd6c0db8d06d20b84456514d8eb |
| Manifest | 9cdeec795d6e4d82aa41a0b34e5417c0a09ed054897f3c97b175eb5fc53d5823 |
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 | PvnJmZoGxBAXsRRWL0AtolsJn3GBLBKhWwc4IpLjLEdC3QNCiAH4ieO8K0Tt6GTsorSPym7+HD+rmbSpcXEIDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:01:20.395369Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018558observed b1cbfd5a0037e41ece21db74b2e77f27...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:01:20.375465Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018558/manifest.jsonobserved 9cdeec795d6e4d82aa41a0b34e5417c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:20.356872Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018558/publication.mdobserved 719fd95e5782b3b767462271524fe5f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:20.339992Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018558/publication.txtobserved 047382296489d9e572987532bddf1fed...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. |
|---|