OT-2026-000021813
Publication integrity record
Three cup vacuum gripper, three outlet manifold, single stage ejector, sustained 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-2026-000021813) never changes.
Identity and time
| Publication number | OT-2026-000021813 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5a-7376-b1d8-ca1a37b676b4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021813 |
| Status | PUBLIC |
Content hashes
| Canonical text | f66a3281c0a03ef70495c6514998967987ed1d7fce2f77a8e09c3a238fdf12ce |
|---|---|
| Markdown | 1f35829bb4d6da1017534a0c6732ddb178a9b2848c71ea3cb6f01518ddf7d053 |
| Publication page | 149fea4fe71fd64690c6c700519b9c0647e467235ef15f058e81f5d45cbb4830 |
| Manifest | 47b47f46f20cd83b1a79ab779f2fcf5fe7a169b7a3e13d43016bd124a4a0782f |
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 | u4AN2b9sayYORQisBkhhiV0Na59QFDxmFEiDBDVXP86e3pS6BiPwyhAAhI5NSGAnjcgDvIfS9yKzn98a78vrBQ== |
| 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
| 2026-09-17T11:54:07.258694Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021813observed 149fea4fe71fd64690c6c700519b9c06...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:07.242256Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021813/manifest.jsonobserved 47b47f46f20cd83b1a79ab779f2fcf5f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:07.221889Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021813/publication.mdobserved 1f35829bb4d6da1017534a0c6732ddb1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:07.189794Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021813/publication.txtobserved f66a3281c0a03ef70495c65149989679...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. |
|---|