OT-2026-000052420
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000052420) never changes.
Identity and time
| Publication number | OT-2026-000052420 · never reused |
|---|---|
| Internal UUID | 01a0ae84-5739-7e55-8d2b-76aa2480881d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052420 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0cbfee6ed76fed76ef716d8b6571b6673147a64ac71d513f729e66c48bf6f3f9 |
|---|---|
| Markdown | 082901f61fd5e06eedd692c3c71f4ccbb6e68f0b6471022bffed1db7a1a364e8 |
| Publication page | 551d82677b543a269d94ca30b56a9a3ddd0218d0970a6b237dde1319066bb149 |
| Manifest | 976a743d5d033838fa07ea9304650f3783d8e6f5bd9b1d114003e055a3598dd2 |
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 | MUczNBegLK+zsc8rrZNKliQo7diloOBwWrnruwaPAZ+5hSAyLh9ddcPzXzCvdNfMp1LghucEY3/tivkGPVPqCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:02.129716Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052420observed 551d82677b543a269d94ca30b56a9a3d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:02.111276Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052420/manifest.jsonobserved 976a743d5d033838fa07ea9304650f37...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:02.094397Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052420/publication.mdobserved 082901f61fd5e06eedd692c3c71f4ccb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:02.076572Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052420/publication.txtobserved 0cbfee6ed76fed76ef716d8b6571b667...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. |
|---|