OT-2026-000018681
Publication integrity record
Four cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before 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-2026-000018681) never changes.
Identity and time
| Publication number | OT-2026-000018681 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d520-7164-a3b1-1192158a511b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018681 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2fc0643d895a081f4cd84a9afbadb8d7edf1ad6ed565968840584b938b614fb8 |
|---|---|
| Markdown | bc3eb0a2be07c9e50a9a1cec37c490e4223db421c47115d132e1277a8210197a |
| Publication page | a13234ed66fd66b5eae7e421b5798c61fedc678413b3ae241f50a6d9dc481e32 |
| Manifest | e665141c60e860ee1e28b742165945e567188cce08455287608e281407549c1e |
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 | /XRkcPtl5TZPm1AZSiyFlUdHG89ZHsWyAnDmLTQHZFZPsKWvR0Gwa/qnnmXP1foF5bBWPkpABcPYhrpfzI3LBQ== |
| 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
| 2026-09-17T11:59:16.667017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018681observed a13234ed66fd66b5eae7e421b5798c61...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:16.649742Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018681/manifest.jsonobserved e665141c60e860ee1e28b742165945e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:16.631812Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018681/publication.mdobserved bc3eb0a2be07c9e50a9a1cec37c490e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:16.613258Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018681/publication.txtobserved 2fc0643d895a081f4cd84a9afbadb8d7...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. |
|---|