OT-2026-000020928
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, supply line 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-2026-000020928) never changes.
Identity and time
| Publication number | OT-2026-000020928 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e4-7ac2-9afa-edc261c4f3e1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020928 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1918ba20df6f49a7377972852481e65f5176a981143a52ca8a2d67b54ef468ce |
|---|---|
| Markdown | d4787ea7a4d86a5943d47b4c4621bf9aedc93a9f532a382c3293a62c771cc284 |
| Publication page | 9b28a04759f6d46c0ea23dbe6abad31f1286f16fffcd710235271231f7c1aa43 |
| Manifest | c807e77371c90d5f27e9138976e6855438f02744a81080ad4123a43e640c78e8 |
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 | 4lkkDP7bxsD4CDauB2UuFkyx3Zc0jhaZ5ELbp2g8hvc17/9Cb9P2a8HSWkZbAsyUIJfl0XyEftcX61KunLQDCQ== |
| 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
| 2026-09-17T11:56:03.250361Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020928observed 9b28a04759f6d46c0ea23dbe6abad31f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:03.234387Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020928/manifest.jsonobserved c807e77371c90d5f27e9138976e68554...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:03.198404Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020928/publication.mdobserved d4787ea7a4d86a5943d47b4c4621bf9a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:03.161575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020928/publication.txtobserved 1918ba20df6f49a7377972852481e65f...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. |
|---|