OT-2026-000021875
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, three stage ejector, pulsed blow-off before set-down
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-2026-000021875) never changes.
Identity and time
| Publication number | OT-2026-000021875 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5b-7a75-ba1d-754d2e289bf0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021875 |
| Status | PUBLIC |
Content hashes
| Canonical text | c8861bc4fdd8d4cc569580bc8989266754222a19027e7bca2381a9a394f5c057 |
|---|---|
| Markdown | e42bdffedb270d680d3810c47084f1294c5860612baf0b93ba2c307783049dfd |
| Publication page | 2dde9ac33302d689ad9de97ed49a099caf6667bab6933c4309094257bc39de02 |
| Manifest | 6d20448a47f0ca49f05ed7215238630597439d63f99b19946c3b01b98c95d385 |
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 | 1fXQzJ1zNVr9SPpPaRExzMXYXue4nf1CV0JjvFxHd524foQH8nBapK+tSDPjHPT3/eLtbjJ9d716jFbf/U0sBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:54:26.481973Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021875observed 2dde9ac33302d689ad9de97ed49a099c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:26.461849Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021875/manifest.jsonobserved 6d20448a47f0ca49f05ed72152386305...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:26.442821Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021875/publication.mdobserved e42bdffedb270d680d3810c47084f129...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:26.421593Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021875/publication.txtobserved c8861bc4fdd8d4cc569580bc89892667...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. |
|---|