OT-2026-000009452
Publication integrity record
Single cup vacuum gripper, pump fed, 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-2026-000009452) never changes.
Identity and time
| Publication number | OT-2026-000009452 · never reused |
|---|---|
| Internal UUID | 01a0ae6b-7562-7327-9b2b-3f9ad869ee35 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:11:13.151287Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000009452 |
| Status | PUBLIC |
Content hashes
| Canonical text | 37645ef8107d0a994aed17c83ea3dcfb3708fe1d9cf719c18cbdc2ad328eb8e6 |
|---|---|
| Markdown | d58c27e6261c8e5844c3f9884cca08173de582395db1b9c65f121ca440a53eac |
| Publication page | ec2a9f830a0a1ccfc6227574304f8d87399ee67e4305250dffa9ff4530e604d2 |
| Manifest | cebf09137a86b169cd455f769b4055847867e48f00922807447f7d78d2fa504c |
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 | orwqxJaghfW55tgN30hkHUBfnlte3XFLPDiZIC5Ozop3j3fQ9Qbz3XVj7TGfuzbVKC1X0PdFn/Ck2YZHHhHnCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:16:50.153580Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009452observed ec2a9f830a0a1ccfc6227574304f8d87...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:16:50.132138Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009452/manifest.jsonobserved cebf09137a86b169cd455f769b405584...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:16:50.112986Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009452/publication.mdobserved d58c27e6261c8e5844c3f9884cca0817...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:16:50.092355Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009452/publication.txtobserved 37645ef8107d0a994aed17c83ea3dcfb...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. |
|---|