OT-2026-000019081
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, single 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-2026-000019081) never changes.
Identity and time
| Publication number | OT-2026-000019081 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d523-7b9e-b502-27198ae45ee0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019081 |
| Status | PUBLIC |
Content hashes
| Canonical text | fc5b985963ad79bb6cf90a235054af421eecd15120e78688aa88c1f9e40f48e6 |
|---|---|
| Markdown | bc2e11bd1147568eb12bb7eaef46dca777bfcaa552b91b2ef41f0086fcede630 |
| Publication page | 2d981d8f6ed371b4f6ee9bbc8fb797753a3ea8f137065f0afa5bfa16d8ddd216 |
| Manifest | 39cdc768a995ab2cde8fad53a7cea25c9111453f2ee8df17d49086f9a9fc8b28 |
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 | gfxT32yrktaiSE7gEDZT0R30bix1uMDLUgrl+PCqawxUhwLOaybxTE1Wr6ZtX8K/dm2vfmQUuujvdO0zJivKAw== |
| 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
| 2026-09-17T11:59:47.089728Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019081observed 2d981d8f6ed371b4f6ee9bbc8fb79775...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:47.072743Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019081/manifest.jsonobserved 39cdc768a995ab2cde8fad53a7cea25c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:47.054476Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019081/publication.mdobserved bc2e11bd1147568eb12bb7eaef46dca7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:47.035818Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019081/publication.txtobserved fc5b985963ad79bb6cf90a235054af42...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. |
|---|