OT-2026-000019908
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000019908) never changes.
Identity and time
| Publication number | OT-2026-000019908 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb6-7c2f-96a3-d6672bda0331 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019908 |
| Status | PUBLIC |
Content hashes
| Canonical text | 028786b8892d8c2b3ef0eb2b3d8f9712fe8ae30bb6e36f80d02f6f22f873d071 |
|---|---|
| Markdown | 58766d5c4c7aacf282396abeea6b2be428ae2e60e81288d9cbbf4ef52ce20bda |
| Publication page | aebbc506aaddd14e91fadd49236567afc70e11567fa611b78be4e220986b475b |
| Manifest | 0a79d88198397630dd4b152bfc397df7c2308e3b30c0a4bda6b9eda57afdbe9d |
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 | BjZzUzyzhdSh2sVTbx/9fbLwBJHGeO2cTlLvZ/pkfkt9lXYyvAYQSNha7g5sf0xbHw0ncYd50XaS5kbxOBmKBw== |
| 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
| 2026-09-17T11:58:07.272563Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019908observed aebbc506aaddd14e91fadd49236567af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:07.253965Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019908/manifest.jsonobserved 0a79d88198397630dd4b152bfc397df7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:07.236270Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019908/publication.mdobserved 58766d5c4c7aacf282396abeea6b2be4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:07.217502Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019908/publication.txtobserved 028786b8892d8c2b3ef0eb2b3d8f9712...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. |
|---|