OT-2026-000004402
Publication integrity record
Bellows cup vacuum gripper, per zone isolation, two outlet manifold, ejector fed
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-2026-000004402) never changes.
Identity and time
| Publication number | OT-2026-000004402 · never reused |
|---|---|
| Internal UUID | 01a0a916-76f1-7f5a-a523-45c5e8777c1c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:20:16.885060Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004402 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1516b4635d87583787a73b9a994baf295fc94cf8cbedcab0ebb09ca5a74fa316 |
|---|---|
| Markdown | 350917e9fd0c9bd5cd49bc36afd9b9b36269ab5316e0325b8e8ac0f52b38a3a8 |
| Publication page | b854f04c3d9b1d4a78ff383b3d6cebaa6bafaeea907e3e5262afc4a207d4589a |
| Manifest | 27629c68c02e274fdcde20a1170b37e2dbc053f852c00220f77e27c964359aec |
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 | qZ1MMeGsF1qOkfY1ZCHhmjEqnYvxbo8TN9nnTwMss+RETXYZB2do+8TiNnGiiOcayBf3s2kAZ601oQh3M9c8Dw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:30:31.706961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004402observed b854f04c3d9b1d4a78ff383b3d6cebaa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:31.695251Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004402/manifest.jsonobserved 27629c68c02e274fdcde20a1170b37e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:31.683333Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004402/publication.mdobserved 350917e9fd0c9bd5cd49bc36afd9b9b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:31.672717Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004402/publication.txtobserved 1516b4635d87583787a73b9a994baf29...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. |
|---|