OT-2026-000074201
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000074201) never changes.
Identity and time
| Publication number | OT-2026-000074201 · never reused |
|---|---|
| Internal UUID | 01a0ae93-7178-7670-8bb0-85e3d0886614 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:53.574555Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074201 |
| Status | PUBLIC |
Content hashes
| Canonical text | 71c7fba0285810127391c003563e9bc90bda68feca64525b0fc1dfdb39472ce1 |
|---|---|
| Markdown | 7a1ca9495e750034782d21261b94b015cfe5ce0297ecd6f9f2fdc6a475d82261 |
| Publication page | 3964c2fb4404dc04c5c59b88fbb20dbc4bf579a8b961090d39697646e6a0a258 |
| Manifest | 82c269c1e5094b07478aac88bdaea22a25b81187ece1a6ec942cf075ed424a80 |
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 | x5oGnnCoF21YoolnkUQFayLq80lAnee3kGIoGrchbOGqsev5HONZIfOXajp2TTTsHBBtC8vlnHV02/IylQMxDA== |
| 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... |
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Independent retrieval
| 2026-09-17T10:19:03.460173Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074201observed 3964c2fb4404dc04c5c59b88fbb20dbc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:19:03.442371Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074201/manifest.jsonobserved 82c269c1e5094b07478aac88bdaea22a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:03.423968Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074201/publication.mdobserved 7a1ca9495e750034782d21261b94b015...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:03.406674Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074201/publication.txtobserved 71c7fba0285810127391c003563e9bc9...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. |
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