OT-2026-000020733
Publication integrity record
Four cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer
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-2026-000020733) never changes.
Identity and time
| Publication number | OT-2026-000020733 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e2-7779-af6b-fee1994111e2 · 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-2026-000020733 |
| Status | PUBLIC |
Content hashes
| Canonical text | f1af87bdd1dab241b128f31aa64ff7dc8e7e96187795fe93277a76fb2397836f |
|---|---|
| Markdown | e8e90e1086c340cc58480adf0dc27ac8c8bd85d9e8d266f90ba0cd5ea417bf31 |
| Publication page | db2bccf0b421babf43ce44e83f1baf3490397bdecdf551ac8a238b33dce46ebc |
| Manifest | c05e7040214a14261cd0315e17bfc3918a69c0c279dad650b6a5ceb1da803c62 |
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 | 6tI6J9Bg+vc6kLNYMnaZumNUxUMMpdyujbZ3TcjcOcWDpSvfdS0o82t2u82R0apK0Zhy1UQ7VdQtRiQ1rrDCAg== |
| 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
| 2026-09-17T11:55:47.700043Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020733observed db2bccf0b421babf43ce44e83f1baf34...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:47.681488Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020733/manifest.jsonobserved c05e7040214a14261cd0315e17bfc391...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:47.663027Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020733/publication.mdobserved e8e90e1086c340cc58480adf0dc27ac8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:47.644020Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020733/publication.txtobserved f1af87bdd1dab241b128f31aa64ff7dc...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. |
|---|