OT-2026-000004863
Publication integrity record
Bellows cup vacuum gripper, common isolation valve, ejector fed, 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-2026-000004863) never changes.
Identity and time
| Publication number | OT-2026-000004863 · never reused |
|---|---|
| Internal UUID | 01a0a925-bf0e-734f-8735-f02ce23ff259 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:36:58.386977Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004863 |
| Status | PUBLIC |
Content hashes
| Canonical text | 077e0802470e6190dab366b8e91f4d3dfe48a56a943bfdbddc12ee4e4eb0b44f |
|---|---|
| Markdown | 711f065976a5a1ada544d20b59ee33ea17dd34cde74167172f3e90d5655d5e53 |
| Publication page | d09b2799b77d31b7beb1b3f96447f6b9a50c8d16f7529a175b95f71b0faef349 |
| Manifest | 6c98b1752dac56aa9ffba6c98a64affcaea88944a0c1b5c4fec30fc20cc284bd |
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 | GkZcSSLh1Vm9CbbP61BSPYbwGbJ1TQv09CKaPKkjVgZDn1bTg3VbqBugUduE76z5sGt7dxLYKiBYkszp72rvAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:10.932002Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004863observed d09b2799b77d31b7beb1b3f96447f6b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:10.919231Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004863/manifest.jsonobserved 6c98b1752dac56aa9ffba6c98a64affc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:10.904986Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004863/publication.mdobserved 711f065976a5a1ada544d20b59ee33ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:10.892073Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004863/publication.txtobserved 077e0802470e6190dab366b8e91f4d3d...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. |
|---|