OT-2026-000047504
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000047504) never changes.
Identity and time
| Publication number | OT-2026-000047504 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-3e58-7ebb-b7fc-5efe5c051fac · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:32:49.774666Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047504 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0dc94c34b3a92d004ff8f7e127c5e6b76ebab1a937e598fa654270d2c822b481 |
|---|---|
| Markdown | fbf1fa4bbf1090cb21653533798025a3439e4a7b9f566e91be3f248077793aa1 |
| Publication page | 9e8a4150193585310d97ab5abd23326fc97d7c36221442c814a5913e6dccabb8 |
| Manifest | a7a02e6d16352fe3be3f321be17e1240ff3af3bef70ea7019e9a536e0e9653bc |
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 | jNt7TndtNnOFIc80/4SOT4qqqXPIdac/LhhZVYgl7bPyIDm9H29Jxz+EIOrd+DpuPW91Sds4WyLRxtX9tQQsDQ== |
| 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
| 2026-09-17T11:06:33.083986Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047504observed 9e8a4150193585310d97ab5abd23326f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:06:33.066016Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047504/manifest.jsonobserved a7a02e6d16352fe3be3f321be17e1240...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:33.049485Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047504/publication.mdobserved fbf1fa4bbf1090cb21653533798025a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:33.031473Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047504/publication.txtobserved 0dc94c34b3a92d004ff8f7e127c5e6b7...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. |
|---|