OT-2026-000087869
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, supply line pressure sensor, sustained 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-2026-000087869) never changes.
Identity and time
| Publication number | OT-2026-000087869 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa5-7d1d-baed-7d919df19c98 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:03:15.638297Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087869 |
| Status | PUBLIC |
Content hashes
| Canonical text | 364bf7cf6153bb55f91cc412bf11e6b13e38034436fd337ef407a366a5395e45 |
|---|---|
| Markdown | c3815856d24dce98d3d3c165595dee8bc51ff72bec3f53706bbc86bc3db034c7 |
| Publication page | 05d034d281ef291576a1e7dd41a8b7d457fefd7c64946fa54191d73db83a2cba |
| Manifest | 754feb9d0f99a586bb3d98ab5a3d7c5ebf492385f1effe4ce904310e2698be93 |
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 | 5faewBopkakcJPty4nAQhFxnsbannSit39zGqSUw5dRLkN+qOUWjS7Ec0qjjmgfU6G7ORovUdmYHeBUFbjXxCA== |
| 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
| 2026-09-17T09:49:07.569794Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087869observed 05d034d281ef291576a1e7dd41a8b7d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:49:07.552100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087869/manifest.jsonobserved 754feb9d0f99a586bb3d98ab5a3d7c5e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:07.533623Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087869/publication.mdobserved c3815856d24dce98d3d3c165595dee8b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:07.514139Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087869/publication.txtobserved 364bf7cf6153bb55f91cc412bf11e6b1...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. |
|---|