OT-2026-000020993
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed 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-2026-000020993) never changes.
Identity and time
| Publication number | OT-2026-000020993 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e4-763e-ba56-26b10767dfc5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020993 |
| Status | PUBLIC |
Content hashes
| Canonical text | 31778a90bcb882dc417d802a67580bf3db1c153b7b6ce5cd9c833d44b18327b0 |
|---|---|
| Markdown | d465097a453f0a24f41b49dab2c340596a82d765570025da4cf6b9ab13904bec |
| Publication page | 79da2b0a6dde6fa56c235af560af6fff3218d98b845af27bfdaa0e8f91df36df |
| Manifest | 892f2e1556e3e5e40ca014e4d0ec28e438fb0aaf52002698f664fa2f4d3c530c |
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 | 2pxlWC90SIhxBywYo5YAWgMFbzWoIaNQ/ogV1RYsFteRnmw4UPLlO4DDFc+KEgqo+nm0IMr+cL7ww5+E0OOoDg== |
| 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
| 2026-09-17T11:56:08.805036Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020993observed 79da2b0a6dde6fa56c235af560af6fff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:08.784473Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020993/manifest.jsonobserved 892f2e1556e3e5e40ca014e4d0ec28e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:08.765558Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020993/publication.mdobserved d465097a453f0a24f41b49dab2c34059...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:08.745546Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020993/publication.txtobserved 31778a90bcb882dc417d802a67580bf3...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. |
|---|