OT-2026-000007425
Publication integrity record
Porous face vacuum gripper, common isolation valve, two stage ejector, closed cell
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-2026-000007425) never changes.
Identity and time
| Publication number | OT-2026-000007425 · never reused |
|---|---|
| Internal UUID | 01a0a97e-55e7-753c-8d7f-8a7f97d10e47 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T09:13:44.170459Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007425 |
| Status | PUBLIC |
Content hashes
| Canonical text | d6137f63b088c5427c4ad2cc0cc818e60f5a65242e02addae43d7c287889a4d8 |
|---|---|
| Markdown | 9b634783c12cf229c870acedcbe6fac1d559217eff870e1bab715adaf6aa55d3 |
| Publication page | 5413bca23bbf18440667208fc25cb29b947871ef1e15f72b748ac151ed1b6b4a |
| Manifest | 7cdf7c495060792ec6ffd46f924911df98fa30b769126ea69e78ea8f5dfc1890 |
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 | ySK1cKBrR0450E7/qtNWACLJQ3MVQpNfzpXWq9th7lDExNj3r7ea1scN2rybCYe5qMnwGA8sPGHcP3KUNfZEBQ== |
| 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
| 2026-09-16T09:20:06.088584Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007425observed 5413bca23bbf18440667208fc25cb29b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:20:06.074603Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007425/manifest.jsonobserved 7cdf7c495060792ec6ffd46f924911df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:20:06.060954Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007425/publication.mdobserved 9b634783c12cf229c870acedcbe6fac1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:20:06.047485Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007425/publication.txtobserved d6137f63b088c5427c4ad2cc0cc818e6...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. |
|---|