OT-2026-000020167
Publication integrity record
Four bellows cup vacuum gripper, four zone face, plant vacuum fed, 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-2026-000020167) never changes.
Identity and time
| Publication number | OT-2026-000020167 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-7433-98c3-9e44a0f77557 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020167 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5889784919e330694a14bea280ffaf44eb481ccf287e8dbcf5a352afcf2c0676 |
|---|---|
| Markdown | 8f632ad12ea99b18b312bd403bc01f369e642c9927e87b83de82b08e1dab2857 |
| Publication page | ee4e874f717a0b24629d2ee9389ec8c39457d8e36631001309ada5c3644560cc |
| Manifest | 8927cb58a60fb2e207362556c1aa07f3e6d539c043ad7b330ed240319b8c1a2f |
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 | HE9fT/orCIzTrp24DK52YGAdEnATjl6gcY6C10Ax1JKVs2L5wD4cIkDMrLAKAITU3GFrOayfmh0GfqglgMjQDg== |
| 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
| 2026-09-17T11:56:29.065157Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020167observed ee4e874f717a0b24629d2ee9389ec8c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:29.046802Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020167/manifest.jsonobserved 8927cb58a60fb2e207362556c1aa07f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:29.028299Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020167/publication.mdobserved 8f632ad12ea99b18b312bd403bc01f36...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:29.009862Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020167/publication.txtobserved 5889784919e330694a14bea280ffaf44...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. |
|---|