OT-2026-000027939
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, 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-2026-000027939) never changes.
Identity and time
| Publication number | OT-2026-000027939 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a4a6-77af-9d3a-07952659e386 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027939 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0766bf3e432fef89608257af8b653b3981a0683837d2d54bb058ad31822dd6ee |
|---|---|
| Markdown | 9d2d5a60796ac54f64a8f5ba1e60606a9d56bcbb2fff25c6271e8cac59694eff |
| Publication page | 1a57d2ce6b5a77d3b36556f92dd413f4ac6fc7a71a3cd3b841c530dc22ee1c8b |
| Manifest | 5e13da919d0bafdd5d6e483250a18f5b221ac43e5cb53182805a65db41d9ce46 |
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 | unQ4ykzh6t88DAtR9yDdqcHKIZhUvCu5nMJXnJ5AwkjzI6qDG26CbRhSi21rn5LNmlaCLo9tycgY7buyft9rCg== |
| 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
| 2026-09-17T11:42:07.257847Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027939observed 1a57d2ce6b5a77d3b36556f92dd413f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:07.240624Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027939/manifest.jsonobserved 5e13da919d0bafdd5d6e483250a18f5b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:07.222468Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027939/publication.mdobserved 9d2d5a60796ac54f64a8f5ba1e60606a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:07.205293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027939/publication.txtobserved 0766bf3e432fef89608257af8b653b39...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. |
|---|