OT-2026-000004480
Publication integrity record
Bellows cup vacuum gripper, per zone isolation, three outlet manifold, two stage ejector
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-2026-000004480) never changes.
Identity and time
| Publication number | OT-2026-000004480 · never reused |
|---|---|
| Internal UUID | 01a0a919-6f29-7e49-b363-6017dfb4fc64 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:23:31.499534Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004480 |
| Status | PUBLIC |
Content hashes
| Canonical text | a2cfe9b497562706c78e9baf9f5b47820b7f9c87dfd09dd2f2dca13327af0458 |
|---|---|
| Markdown | 0146cc90221f5016ec712a32db60aea9608fdf00867e1ce160a8ff1384417258 |
| Publication page | 3a570c8f6040be3134e754edd42e3050c456521c8aa7874c710c75627ddcac59 |
| Manifest | d1d53dc08b32bc5e3bfdc0f552ca377185dacf864e1f23d13495525cf3ba1e14 |
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 | QdC7hEt0gpBKs8xBRuC0Bl9Vzlmhk46TvaN14novoGbYI+I7F184sQHvqt82JKGGQjvdE3k3i0lsA8CfaQKjCA== |
| 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
| 2026-09-16T07:30:22.967041Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004480observed 3a570c8f6040be3134e754edd42e3050...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:22.955688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004480/manifest.jsonobserved d1d53dc08b32bc5e3bfdc0f552ca3771...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:22.942456Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004480/publication.mdobserved 0146cc90221f5016ec712a32db60aea9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:22.927207Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004480/publication.txtobserved a2cfe9b497562706c78e9baf9f5b4782...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. |
|---|