OT-2026-000087587
Publication integrity record
Four cup vacuum gripper, four zone face, two stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer
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-2026-000087587) never changes.
Identity and time
| Publication number | OT-2026-000087587 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd52-7772-9aa1-fd0a316cbdc6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087587 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7c88a752603b758429e6246e4a3212f00e2e331cf8c888845291bae14ae11b7e |
|---|---|
| Markdown | 9f1ef835d69951f7a6c65cf1e96003759b22243d96bf1b87c2f100018e106c25 |
| Publication page | 4eab2a77a8f615b3fcafc3edfe13ca9cff784a7936ca999cb66060eec6742b3e |
| Manifest | 474a63f3b73d11ba21f1fc937ee124dca673684a0a6a8cd16871357886a0d657 |
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 | GC4UK5FDYnE0Ag71Makt6wvR0d22cJtloyXSzl71t4Hd1FS6o9fAd9MKoBzNG33tvVDEjrgRsHODOjGfcxZZDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:51:01.244017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087587observed 4eab2a77a8f615b3fcafc3edfe13ca9c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:50:56.085944Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087587/manifest.jsonobserved 474a63f3b73d11ba21f1fc937ee124dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:56.070103Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087587/publication.mdobserved 9f1ef835d69951f7a6c65cf1e9600375...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:56.054072Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087587/publication.txtobserved 7c88a752603b758429e6246e4a3212f0...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. |
|---|