OT-2026-000077891
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three outlet manifold, single 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-2026-000077891) never changes.
Identity and time
| Publication number | OT-2026-000077891 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ed1-7719-9836-f29607ae3665 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077891 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2e4a5ed8fda601361ca4d7d8594291b3ff10026944a7e277d0a43d390c6431fa |
|---|---|
| Markdown | 69b2b5ec369ce0fd8b2e5ef1070cb8bf1c7eef1873c871bf3d985d1692f500a9 |
| Publication page | 215e1ffd284a4ecbf7d1ff1cc766169d7a7002a4e91efd66878a9c978537dd5b |
| Manifest | 590604216cd0225933b497fb2b628daf8560ca49608c5b0063c743b88fbc3736 |
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 | 9tBZ2ny4u4jr8IQi1QoBmI5HTSmQw+KyhGHL8GXVmC2aN2upv9BILz44IsM3B3Lz4vCncQDQhSueM7HoWxswCg== |
| 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
| 2026-09-17T10:07:38.206772Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077891observed 215e1ffd284a4ecbf7d1ff1cc766169d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:07:38.186689Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077891/manifest.jsonobserved 590604216cd0225933b497fb2b628daf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:38.166347Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077891/publication.mdobserved 69b2b5ec369ce0fd8b2e5ef1070cb8bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:38.146583Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077891/publication.txtobserved 2e4a5ed8fda601361ca4d7d8594291b3...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. |
|---|