OT-2026-000048319
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000048319) never changes.
Identity and time
| Publication number | OT-2026-000048319 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de3-726f-9701-709f22ecd024 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048319 |
| Status | PUBLIC |
Content hashes
| Canonical text | 87ac4d1d19b611ca14d92bf51bfce665a388272371b985cf6eb1e27a681e8664 |
|---|---|
| Markdown | 53d94962e67a451c7533ea4e882d4c3accfce1629cff065b9af606d19c26b1d7 |
| Publication page | 164eb2a2a705618195225eae2b7ef4daf9435b1e9974993da3f6564b9bcc7b88 |
| Manifest | 27908f6dabd1e2db218783092816e782188bb7d2c7eeae693f5ca0bb2c8b4844 |
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 | Fv31be1rHQ9O2TtZ1l0aGvEdwmyXrW2B0TtPXFz5xczaQ+U0I2EeN9ZTOmZgA8Nu4aKCR5xip27yscv84nmqDg== |
| 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
| 2026-09-17T11:04:55.181572Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048319observed 164eb2a2a705618195225eae2b7ef4da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:55.162461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048319/manifest.jsonobserved 27908f6dabd1e2db218783092816e782...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:55.141957Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048319/publication.mdobserved 53d94962e67a451c7533ea4e882d4c3a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:55.121398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048319/publication.txtobserved 87ac4d1d19b611ca14d92bf51bfce665...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. |
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