OT-2026-000052164
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed blow-off after 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-2026-000052164) never changes.
Identity and time
| Publication number | OT-2026-000052164 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e790-71b6-8e54-ff1dd9d7b71c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052164 |
| Status | PUBLIC |
Content hashes
| Canonical text | 733a555b825240ed18c9376bb1e2d99b1ce1ea0a7971e3562de08e5afb1760c2 |
|---|---|
| Markdown | a0802b438fd5b06bffbc9357573891b78be9010a6eafc16c432b5397fb519fd3 |
| Publication page | d4fe48d9b3fe2eb2659fe9908dbb9e6525e58d2c4acbbd5836861d34f2442cb9 |
| Manifest | eb137f32111e4358ca6d1787c717dd8c53b22aa60313794f487c9d7ca7c32863 |
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 | F3qetP5CBj1EUtjm1X7S/gHJQFTik3pyxOUJs/UaeRK7ekSbXvi51AihZBL0pg8bokzLg8h6G6xhuvbIhXVpBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:43.262973Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052164observed d4fe48d9b3fe2eb2659fe9908dbb9e65...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:43.246264Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052164/manifest.jsonobserved eb137f32111e4358ca6d1787c717dd8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:43.229462Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052164/publication.mdobserved a0802b438fd5b06bffbc9357573891b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:43.210616Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052164/publication.txtobserved 733a555b825240ed18c9376bb1e2d99b...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. |
|---|