OT-2026-000090634
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, pump fed, pressure sensor per zone, 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-2026-000090634) never changes.
Identity and time
| Publication number | OT-2026-000090634 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f30-7118-8457-0998898b55e0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090634 |
| Status | PUBLIC |
Content hashes
| Canonical text | e654beb601a0afdd48285b7afeb295b4bd027aac714f7d1b7fee6b0e1b1fc068 |
|---|---|
| Markdown | ab881f5b4f2cafdece27a98d7fbc7924efb945909f7228eef3878baa7f3c3844 |
| Publication page | 71c0dcabba6d11258f389eb4fce5ebf8ff261eafcd64466a3de828117efd8d33 |
| Manifest | 3a459f3e074b6fbdb469da3e9e792e2aae8992f00c759157df262366a38f71e1 |
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 | EyLhHY+JPNzclYYcGKp6RIbl8Idp4ns8vpXfEV6u5MIWKG7kErSqCZrx0vp/gnH9TwdtVNUfwJ9BcPIDtDQSCw== |
| 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
| 2026-09-17T09:44:49.145607Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090634observed 71c0dcabba6d11258f389eb4fce5ebf8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:49.127965Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090634/manifest.jsonobserved 3a459f3e074b6fbdb469da3e9e792e2a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:49.110991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090634/publication.mdobserved ab881f5b4f2cafdece27a98d7fbc7924...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:49.092334Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090634/publication.txtobserved e654beb601a0afdd48285b7afeb295b4...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. |
|---|