OT-2026-000090004
Publication integrity record
Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000090004) never changes.
Identity and time
| Publication number | OT-2026-000090004 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428e-707f-985e-56606ab92713 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090004 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8a503ffaad5555a208a492d60c5cb5c325293505ff38d8ae48f4d66d34b1a254 |
|---|---|
| Markdown | b199b5a3d6a0cee49bcb3d8ebee887b2eddedc9cb044feae10338ad14d1f4b61 |
| Publication page | 962ef8e4f198a137467793bbb145dcba5b46e78d495615e37a6184a28ac71613 |
| Manifest | d6088f77aeeb26c26af1f6680884e78bf56dbfb871c09db3dc28271f5e5f19cb |
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 | Ub78GdQYsirWy0d67Cx2CbkxljXvyxib0ckXjKmIjtQrUPa12TNqpPZ0jkM8iaJbuZG+F2HdYuSpz7xOu9FWCw== |
| 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
| 2026-09-17T09:45:23.803787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090004observed 962ef8e4f198a137467793bbb145dcba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:23.783422Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090004/manifest.jsonobserved d6088f77aeeb26c26af1f6680884e78b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:23.764976Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090004/publication.mdobserved b199b5a3d6a0cee49bcb3d8ebee887b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:23.747122Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090004/publication.txtobserved 8a503ffaad5555a208a492d60c5cb5c3...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. |
|---|