OT-2026-000078217
Publication integrity record
Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, 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-2026-000078217) never changes.
Identity and time
| Publication number | OT-2026-000078217 · never reused |
|---|---|
| Internal UUID | 01a0ae95-7c26-72f0-b0c4-b907178df050 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:07.483031Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078217 |
| Status | PUBLIC |
Content hashes
| Canonical text | ef74e2864129bd2117b408814338acf975ecdca8f4dc4af7ca1e14022f25df51 |
|---|---|
| Markdown | b9ab977f1bc44e09be6c024dbbd65ada7c2e22f76eac9ebbf155c91d5aaa6520 |
| Publication page | c7bdff6a10b680f29c4976869616faf112d12d652749928b59a9404684aa289e |
| Manifest | 28acf4d5fd35fde9e47348e351d518956cf85a7fbe6b9b7fc5e01cc45da05674 |
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 | gzpG18vk1oEFwhnGUsPstGB1eduliWtkdvhOZv3PFGhLd9mCK0gSrTJk1zrUKIaukFFtqBeRhXz/bzPzTqrBCA== |
| 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
| 2026-09-17T10:06:09.857660Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078217observed c7bdff6a10b680f29c4976869616faf1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:06:09.839786Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078217/manifest.jsonobserved 28acf4d5fd35fde9e47348e351d51895...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:09.821600Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078217/publication.mdobserved b9ab977f1bc44e09be6c024dbbd65ada...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:09.803990Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078217/publication.txtobserved ef74e2864129bd2117b408814338acf9...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. |
|---|