OT-2026-000021438
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two 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-2026-000021438) never changes.
Identity and time
| Publication number | OT-2026-000021438 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865d-7ff2-b59f-9c02b997926d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021438 |
| Status | PUBLIC |
Content hashes
| Canonical text | 24e7e86d287252bc425310464b2a80c6d9f4ac927adc17b012cf550b93fdebad |
|---|---|
| Markdown | b53823793f08ff02eae992de3f535b6825748efbf4765910493de2441a67730f |
| Publication page | 51d6a55be26a0ce95c88e1f7aeb6651b4728dcd9d114e448f6b1ed66ad904b2e |
| Manifest | 1a28f69cfdcd404e1f1a075670e9b136384513964c45d3d3165cc13fc926e5a8 |
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 | BuI322hr5PnEHF+/sHFuUDxAKHWeuJx+E6luVmiQNxUnbxqlhCZk89phRjAT9dMztc2mTZnN0VEvR3/kakBjBA== |
| 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
| 2026-09-17T11:55:21.074745Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021438observed 51d6a55be26a0ce95c88e1f7aeb6651b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:21.056260Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021438/manifest.jsonobserved 1a28f69cfdcd404e1f1a075670e9b136...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:21.038300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021438/publication.mdobserved b53823793f08ff02eae992de3f535b68...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:21.018941Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021438/publication.txtobserved 24e7e86d287252bc425310464b2a80c6...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. |
|---|