OT-2026-000018229
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000018229) never changes.
Identity and time
| Publication number | OT-2026-000018229 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b488-7eef-be46-163377121d0d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018229 |
| Status | PUBLIC |
Content hashes
| Canonical text | 32f1196dc2b37ff5a499bb8e850bb4842840969905947e3d01d4f876a66aa7f9 |
|---|---|
| Markdown | 67f8cbe78f2c7a9fd561cbffdf6adb7455bd16d1d42de8f1ebc35e1e85ec65ca |
| Publication page | 82b333bad1a97f38c2b25840823ced3963463cbc8aa771c7b07f4d65bb70cb85 |
| Manifest | 43df381d9a28a94a2e19d7ef93fdd9723c7634fd670bab1fca0778162b9d0e97 |
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 | qTlNaD7inAkEyAHYiXepv42Ea/xl3OLcWY6Wz4WncFrSr2CmDTBd9S/26Y8v/4EhNTKFXFdpx36JMiGZdWKaAQ== |
| 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
| 2026-09-17T12:00:01.306731Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018229observed 82b333bad1a97f38c2b25840823ced39...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:01.279777Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018229/manifest.jsonobserved 43df381d9a28a94a2e19d7ef93fdd972...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:01.254955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018229/publication.mdobserved 67f8cbe78f2c7a9fd561cbffdf6adb74...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:01.228174Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018229/publication.txtobserved 32f1196dc2b37ff5a499bb8e850bb484...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. |
|---|