OT-2026-000042456
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, pulsed blow-off after set-down
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-2026-000042456) never changes.
Identity and time
| Publication number | OT-2026-000042456 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cc-7c9e-9340-153fede9fa4b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042456 |
| Status | PUBLIC |
Content hashes
| Canonical text | 813c1d4fbae20d5688e270055ebfe2f2d0571e474423e81289851cbfb50ab407 |
|---|---|
| Markdown | 9e8ef27144ee2ca20edbb102ce07752ad583bc5826fef816053ae1b15ece224b |
| Publication page | 7f11daa48c2c235ca72d4e1a30923aeeb38217758191bd047e86d5c9b0082dc5 |
| Manifest | fc6c489c242d3409dac7319f7e7b214b7e44e97e958616a936c584445e9fea03 |
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 | Spy9Pr2iIRROpjrErzOPUc8rV+zwtZFRSKMYU7nuDm8iqL42oUlf6b8z+pEg/wZb0L1adHeDZy4nsvlU83SLDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:14:01.010867Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042456observed 7f11daa48c2c235ca72d4e1a30923aee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:14:00.990702Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042456/manifest.jsonobserved fc6c489c242d3409dac7319f7e7b214b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:00.971053Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042456/publication.mdobserved 9e8ef27144ee2ca20edbb102ce07752a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:00.952236Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042456/publication.txtobserved 813c1d4fbae20d5688e270055ebfe2f2...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. |
|---|