OT-2026-000018644
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down
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-2026-000018644) never changes.
Identity and time
| Publication number | OT-2026-000018644 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d520-7ff5-9ef1-e03719a3b06e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018644 |
| Status | PUBLIC |
Content hashes
| Canonical text | bc39131e6b2437ce037f398d69cb690e28edba98ff90e59a610f138cd6ba1b50 |
|---|---|
| Markdown | e888a833c1a97fc587e458fdc93a13c1ebd4b654f24965c74afc0ddbf8e0a038 |
| Publication page | b498ba238e8b72b5c30b07af5d813a9d2ac355ac3e9624ca0fc42674e81afa69 |
| Manifest | fc70136ea4dcb382f74781a27bef8a46ee4aeabd98367f8b9f3ecb47e4c2736c |
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 | bT3ClLj00QsXhX0fkWhHmXH++8rkeCEq0VLKymXY3/oWlWDHKbyuUUrDRskHvSQT64ptoXBj4PtJtt0tXXnUBg== |
| 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
| 2026-09-17T11:59:08.623550Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018644observed b498ba238e8b72b5c30b07af5d813a9d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:08.605785Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018644/manifest.jsonobserved fc70136ea4dcb382f74781a27bef8a46...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:08.587155Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018644/publication.mdobserved e888a833c1a97fc587e458fdc93a13c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:08.571168Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018644/publication.txtobserved bc39131e6b2437ce037f398d69cb690e...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. |
|---|