OT-2026-000077309
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, two stage ejector, pressure sensor per zone, pulsed 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-2026-000077309) never changes.
Identity and time
| Publication number | OT-2026-000077309 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f508-7491-9fa4-2f8b10576cb2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077309 |
| Status | PUBLIC |
Content hashes
| Canonical text | 24c253fbb636ab803cbc79651b86d5cb88d2083183ccd5f07ed5e5717e18731f |
|---|---|
| Markdown | 76b53a6370c026960819653047359c2ba94dff90746cc5bab71e236ea36e50d5 |
| Publication page | ff514f3d022c52f6abc245cd2f980abe2975df6de9edfa60004875224ae349ac |
| Manifest | f0dada56a888c52c4129d537b73bc68bceb693b962856c735a8dc51cca464c15 |
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 | JZFs5wKJ6wL8L52kyNxRyimRyXD6hv4Q0bRpw1P2ExToHKc8Y/fyMWQaH6wV5ITMqSC+F444XdG+gZSweBouBQ== |
| 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
| 2026-09-17T10:08:56.709516Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077309observed ff514f3d022c52f6abc245cd2f980abe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:08:56.691123Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077309/manifest.jsonobserved f0dada56a888c52c4129d537b73bc68b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:56.673902Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077309/publication.mdobserved 76b53a6370c026960819653047359c2b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:56.656171Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077309/publication.txtobserved 24c253fbb636ab803cbc79651b86d5cb...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. |
|---|