OT-2026-000003871
Publication integrity record
Bellows cup vacuum gripper, common isolation valve, two outlet manifold, ejector fed, pressure verified
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-2026-000003871) never changes.
Identity and time
| Publication number | OT-2026-000003871 · never reused |
|---|---|
| Internal UUID | 01a0a90b-505f-7c3d-8d08-cc8b0d870848 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:06.113543Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003871 |
| Status | PUBLIC |
Content hashes
| Canonical text | b7cd1a337ac2f3a14f6739e3a620e58123c0bcd08b986bccb6076b152a800315 |
|---|---|
| Markdown | 1772b0a699aaebb30c19377d02706c6da46412aeddf1a98810539e8c8474c075 |
| Publication page | 127a4a6f8388fc80a88c27254201c5d8871dcf97a857c501d47937ea35e7df22 |
| Manifest | e3644f024c5fbd24c2ed7e556df0b1fe28d6187357dbe4a32182f2fb4c4f031d |
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 | Epsz6XS1FZonxIBSAYcmdE2OsrUPh6Hon6h4Q9WKJ7OjkicedzSUGrZcHCC45nV+wu7DNwD3REZ7aaGQoTQABA== |
| 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
| 2026-09-16T07:10:15.342871Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003871observed 127a4a6f8388fc80a88c27254201c5d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:15.325127Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003871/manifest.jsonobserved e3644f024c5fbd24c2ed7e556df0b1fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:15.294152Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003871/publication.mdobserved 1772b0a699aaebb30c19377d02706c6d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:15.273989Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003871/publication.txtobserved b7cd1a337ac2f3a14f6739e3a620e581...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. |
|---|