OT-2026-000049204
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000049204) never changes.
Identity and time
| Publication number | OT-2026-000049204 · never reused |
|---|---|
| Internal UUID | 01a0ae81-134f-7caa-9d5b-242a4d82885c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:34:49.967260Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049204 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7b4ad23acb6b6a9670500478315f28306837f03144c923b60e6da8bb43e6322b |
|---|---|
| Markdown | 90bc6b83ea9b4facbc4f805425d04365d185365cab8593cd610eb02c2257f2d6 |
| Publication page | 00b891088baee459aab8048264a1110d2a408a23e8cc3793758cd1e82391fe93 |
| Manifest | 848c933fff691195e8f556ed810a0f2acaa9e00d8d162eb2e69659df116e7d71 |
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 | mD3xT1TgRJu9eM+pw91rEL4YBf5cxKoWdOAtfyEAlkAmzZH7Y9h0ekx9d8xPO1OzNRbQbXF5k/e5ZGjjLPmcBA== |
| 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
| 2026-09-17T11:04:01.102631Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049204observed 00b891088baee459aab8048264a1110d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:01.084496Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049204/manifest.jsonobserved 848c933fff691195e8f556ed810a0f2a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:01.053021Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049204/publication.mdobserved 90bc6b83ea9b4facbc4f805425d04365...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:01.022706Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049204/publication.txtobserved 7b4ad23acb6b6a9670500478315f2830...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. |
|---|