OT-2026-000004293
Publication integrity record
Bellows cup vacuum gripper, four zone face, two outlet manifold, two stage ejector, 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-2026-000004293) never changes.
Identity and time
| Publication number | OT-2026-000004293 · never reused |
|---|---|
| Internal UUID | 01a0a913-4aa7-7eb6-95ce-38706f26a724 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:16:48.938438Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004293 |
| Status | PUBLIC |
Content hashes
| Canonical text | df76a4ff835db96febb7dac13faf9dc5a0fa728cc93afd2bd12af0f8cac5c5c1 |
|---|---|
| Markdown | a8937f01d81ba0ba883a73a5a70577d05d93dd90883bf48cff724c01d49fa410 |
| Publication page | 83f1964d248ffbe2d257f3615ad51b728b956ec5b24599b18f70bcb560668944 |
| Manifest | 5e9b75f10a3758f756d7d1b06480eb779287e10ad6466006bb79eb146996d271 |
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 | PC9bI+StFqRVH+aIKMPYcmu5J0PiY/URYv46KHndZEdrGTR+/v5/CPX9VUBDORrPasY5k/nMe0b+VkT7MxJKCA== |
| 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
| 2026-09-16T07:20:14.240322Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004293observed 83f1964d248ffbe2d257f3615ad51b72...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:14.222927Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004293/manifest.jsonobserved 5e9b75f10a3758f756d7d1b06480eb77...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:14.207402Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004293/publication.mdobserved a8937f01d81ba0ba883a73a5a70577d0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:14.191581Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004293/publication.txtobserved df76a4ff835db96febb7dac13faf9dc5...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. |
|---|