OT-2026-000032113
Publication integrity record
Single cup vacuum gripper, common isolation valve, pump fed, 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-2026-000032113) never changes.
Identity and time
| Publication number | OT-2026-000032113 · never reused |
|---|---|
| Internal UUID | 01a0ae74-f7a4-7683-8e68-b43e88068688 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:36.332587Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000032113 |
| Status | PUBLIC |
Content hashes
| Canonical text | 854425e1c37243c0b4d4eb4b51b5cce89601eeacc5424db4a7cd0d7efe032636 |
|---|---|
| Markdown | f8a841041ce6f1ad2e9858479ee90d6170e2836533f55b9f1bc44fc63a3b6444 |
| Publication page | 2919a4bace7de1a4692d5d87589bbba61b0b54a2e7a087328e4a5d3838fd788f |
| Manifest | b6a9c757ea9b0fa00caa41f8e3541b9f03ddfbf718cb3121118c3305db12eced |
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 | 6NUNDl9cnzjBzMPHYpaZim6jWsgyBpiF2cdBxEB2nuMroNpqmCiOUxzuidaZVQURo4ehAZoIeZl5E1bEzdyfBg== |
| 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
| 2026-09-17T11:34:25.633464Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032113observed 2919a4bace7de1a4692d5d87589bbba6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:25.616345Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032113/manifest.jsonobserved b6a9c757ea9b0fa00caa41f8e3541b9f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:25.599607Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032113/publication.mdobserved f8a841041ce6f1ad2e9858479ee90d61...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:25.583355Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032113/publication.txtobserved 854425e1c37243c0b4d4eb4b51b5cce8...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. |
|---|