OT-2026-000020521
Publication integrity record
Two cup vacuum gripper, two outlet manifold, three 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-2026-000020521) never changes.
Identity and time
| Publication number | OT-2026-000020521 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437c-75e0-8edb-7c4f958b3ba2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020521 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2a729bae0e69f639a826abc72912bdac03319517799ffbf5fc49833363940d15 |
|---|---|
| Markdown | 799717c0ce811f26d4db7f3a6331172f326c87123c4d0d37b2e08f1355930aae |
| Publication page | 659fa0d36005e486107959357059742f45ecbd9b0e836a2004a4559a57ed8c78 |
| Manifest | c109a9539ee8cbac93f75eeb30a4484ea4aff2787b230957117c46b62d34e8e0 |
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 | nniPAIwihm5MePCx3FitqJEeoh7coWFJQhomXjafvW4M2bBVdPJ+I33vKGWSwNuCFVADGvYR6mingiL2hvhtAw== |
| 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
| 2026-09-17T12:00:24.801578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020521observed 659fa0d36005e486107959357059742f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:24.781187Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020521/manifest.jsonobserved c109a9539ee8cbac93f75eeb30a4484e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:24.760785Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020521/publication.mdobserved 799717c0ce811f26d4db7f3a6331172f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:24.724461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020521/publication.txtobserved 2a729bae0e69f639a826abc72912bdac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:28.725032Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020521observed 659fa0d36005e486107959357059742f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:28.706885Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020521/manifest.jsonobserved c109a9539ee8cbac93f75eeb30a4484e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:28.686086Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020521/publication.mdobserved 799717c0ce811f26d4db7f3a6331172f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:28.656019Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020521/publication.txtobserved 2a729bae0e69f639a826abc72912bdac...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. |
|---|