OT-2026-000021117
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000021117) never changes.
Identity and time
| Publication number | OT-2026-000021117 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865b-70ee-aec5-e8634770db88 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021117 |
| Status | PUBLIC |
Content hashes
| Canonical text | bb780980d3235e8b7bc529c1e8e0f547a9dac0e75a4018b7e34e5405438d01b6 |
|---|---|
| Markdown | eba5f2e8f71a13fe35e2613f20f26237cfb325ab545ec3d576547357aa1d713b |
| Publication page | 0d9397529bcbceb13b72bb21fb8981f10e2b5f586eb1805a124480931627c423 |
| Manifest | bb8de04775c91d8da1af2771b509cff436ab93a120f460ff94e9442848ed1aa3 |
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 | EAk7Qs8Ly7CU1cbx3NudFm6jSlOWL1r0+iFMoW/EypVhFMs/nh/1cyl3MHHRrNa+4I9NORND+1F54TJ5Rh31BQ== |
| 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
| 2026-09-17T11:54:51.685412Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021117observed 0d9397529bcbceb13b72bb21fb8981f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:51.668931Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021117/manifest.jsonobserved bb8de04775c91d8da1af2771b509cff4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:51.652716Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021117/publication.mdobserved eba5f2e8f71a13fe35e2613f20f26237...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:51.632983Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021117/publication.txtobserved bb780980d3235e8b7bc529c1e8e0f547...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. |
|---|