OT-2026-000028201
Publication integrity record
Three cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000028201) never changes.
Identity and time
| Publication number | OT-2026-000028201 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-7f7b-95e8-979b1a40d903 · 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-2026-000028201 |
| Status | PUBLIC |
Content hashes
| Canonical text | 026918df2ee82bd63bc93c7efd2c189a31ae9ad68b7c89f76742914fa320ec2e |
|---|---|
| Markdown | bd3c461dd52078440e141eedbe55a43a0f2d8fcdf76c1322dffb22c738ded174 |
| Publication page | 9f14deaadef5898c6640275fd0af763e9e3911a717f0276a7349486c2cf87c7d |
| Manifest | 1b10feaa3ed08895e18298c776e8953a14f2d715429d1d2ae243df57523790b6 |
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 | 39rh74eNZitaJ9iAPo13s4ql4qRwd90JxRIxx5E7MONUx36pYd/iUm/9H6VUDXTFca3L7J5rrAaam7+DrjpOCQ== |
| 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
| 2026-09-17T11:42:33.860558Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028201observed 9f14deaadef5898c6640275fd0af763e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:33.841790Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028201/manifest.jsonobserved 1b10feaa3ed08895e18298c776e8953a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:33.820573Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028201/publication.mdobserved bd3c461dd52078440e141eedbe55a43a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:33.803160Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028201/publication.txtobserved 026918df2ee82bd63bc93c7efd2c189a...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. |
|---|