OT-2026-000027519
Publication integrity record
Four bellows cup vacuum gripper, four zone face, 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-2026-000027519) never changes.
Identity and time
| Publication number | OT-2026-000027519 · never reused |
|---|---|
| Internal UUID | 01a0ae72-6998-7935-b6a5-4f9f6fd48f84 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:48.928538Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027519 |
| Status | PUBLIC |
Content hashes
| Canonical text | 870e212c01eab1aafae082e1c92b363cd85d38352cf89591f917d7059d3285d4 |
|---|---|
| Markdown | 4e01f1319607ebc7c66e624898e21836d3e6956551dcdaa16d8f3f66bd038f51 |
| Publication page | 8edd75f1eb5e5862e293f87c99eea35cb5a48f96d480c83ce4a091b0a0937570 |
| Manifest | 74ad723609f0bcabc54931b6884880b771e7042c01f983ea75f6139c9df077a9 |
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 | vPxmYoChYGeL5S/qvW7mrLSGpa9TePSRf56+y0JfCIRvXGzkdb135p5xkbL5o83w4xFn6Hx1jLjdOgo/L2h2Dg== |
| 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
| 2026-09-17T11:42:59.892886Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027519observed 8edd75f1eb5e5862e293f87c99eea35c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:59.874497Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027519/manifest.jsonobserved 74ad723609f0bcabc54931b6884880b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:59.856550Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027519/publication.mdobserved 4e01f1319607ebc7c66e624898e21836...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:59.837402Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027519/publication.txtobserved 870e212c01eab1aafae082e1c92b363c...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. |
|---|