OT-2026-000021851
Publication integrity record
Two cup vacuum gripper, two zone face, common isolation valve, two stage ejector, pulsed blow-off before 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-2026-000021851) never changes.
Identity and time
| Publication number | OT-2026-000021851 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5b-7029-94a1-95efd4156498 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021851 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1b2362ba5b8e78b40b1c3f440aaed5503afaf4aa6e5269bccc2c0cba7ac37f3d |
|---|---|
| Markdown | eb9be25ff9fce554219ce1ac628203f4c7feaec324198c5becc26b77fd21f45c |
| Publication page | efac57c32ac31a14cdfeb0f50ff69d9b3b80fb1364efe058eab7f3f5c829683f |
| Manifest | 330e86745d733151845bb978e04cc35b5ac6567dadfddd57bf1fe9c0005b160c |
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 | Ed/lUM805S+QsPjOD9QueoYHT/Pz4mIS6Z+LkhOzfayQJtJdzS9Sl3ijPRI17UUfBJjsdD/4yoSP6cJpg8JWDg== |
| 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
| 2026-09-17T11:54:24.659697Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021851observed efac57c32ac31a14cdfeb0f50ff69d9b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:24.641131Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021851/manifest.jsonobserved 330e86745d733151845bb978e04cc35b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:24.623801Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021851/publication.mdobserved eb9be25ff9fce554219ce1ac628203f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:24.605029Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021851/publication.txtobserved 1b2362ba5b8e78b40b1c3f440aaed550...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. |
|---|