OT-2026-000007398
Publication integrity record
Bellows cup vacuum gripper, two stage ejector, pressure verified at each zone, plastic cups
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-2026-000007398) never changes.
Identity and time
| Publication number | OT-2026-000007398 · never reused |
|---|---|
| Internal UUID | 01a0a97d-5829-7218-944f-9dd08aca051c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T09:12:39.211706Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007398 |
| Status | PUBLIC |
Content hashes
| Canonical text | 22b988c1b6926f0ee581255700eaf28b0c8e6a495a232e53840884a332b785c9 |
|---|---|
| Markdown | 8c2ab889e8920e39bb4f8089be1ebdefe36588af8a173297a29a094e84a908df |
| Publication page | fa7f3d3b73d60bed5e8cbded2bdae99303e14b91ff557d819ce5e7ce67268004 |
| Manifest | 8a72c77e506a4b11fd86db4d89a7320606b3f9d48c39cb21d48ef20441c187b0 |
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 | wwI5xkCXafL9bZpL6LHVNbCFeJUwcSpiSGn190T1e10LlMdYb5AqOOdlKlztMBr0Ks8/69OWCM3XnY3z4Jv/Bg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:20:33Z batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof root 07bfbe2fb3517c1c41f239fb2e682fbe... |
|---|
Independent retrieval
| 2026-09-16T09:20:07.632254Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007398observed fa7f3d3b73d60bed5e8cbded2bdae993...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:20:07.619548Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007398/manifest.jsonobserved 8a72c77e506a4b11fd86db4d89a73206...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:20:07.606862Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007398/publication.mdobserved 8c2ab889e8920e39bb4f8089be1ebdef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:20:07.592759Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007398/publication.txtobserved 22b988c1b6926f0ee581255700eaf28b...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. |
|---|