OT-2026-000068171
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, pressure sensor per zone, 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-2026-000068171) never changes.
Identity and time
| Publication number | OT-2026-000068171 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-c4ff-7dc1-a912-8ce8d8a36844 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:52.812402Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000068171 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5e49ade3fc3566620fccc3917fc73ecffa22279506bd396dc52f61ccf7656cd3 |
|---|---|
| Markdown | 1564429b1cf9f0bdd5a1e57cbba53015917c6682c4922f3f00b2e6d2b8bfd131 |
| Publication page | fb03ee975ed183b06cabe422b86b213eeb7c365b83578ac6ba8e3eed1edbe160 |
| Manifest | 731930a30cce70d7275362d8adcdbdf4267b14ae3721561a7f15573acf083341 |
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 | SyeqrIkX2yZAF1DrcQrHyZdpW863d0B6ENyV6RTmHFtPT0rHQaY9aK0OjuFoZVqdEWiV0iwxuzaFEDm28Qz2Aw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:30:49.623688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068171observed fb03ee975ed183b06cabe422b86b213e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:30:49.605157Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068171/manifest.jsonobserved 731930a30cce70d7275362d8adcdbdf4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:49.588299Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068171/publication.mdobserved 1564429b1cf9f0bdd5a1e57cbba53015...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:49.570968Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068171/publication.txtobserved 5e49ade3fc3566620fccc3917fc73ecf...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. |
|---|