OT-2026-000090502
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, pressure sensor per zone, sustained 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-2026-000090502) never changes.
Identity and time
| Publication number | OT-2026-000090502 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2e-79e9-806e-77507442bfff · 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-2026-000090502 |
| Status | PUBLIC |
Content hashes
| Canonical text | dfad28134974122bba88a032a34e58e71abef88d92b39b09562317b41b1e15c1 |
|---|---|
| Markdown | e3cfca6bb827ad592b78cc519bc8ad00bad72a110991958ce84f763f33cd91bf |
| Publication page | a4fcb1c1c6caae432ef73d6e38b0143392ba405247c89b99f98eb052feb1b71d |
| Manifest | a3da5c42a5abe3097e5eaa65fc6634bf9798cb318166d8e5c9d43e594c8830bf |
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 | Xq3Hsr9zM/8aIc0l8tiapzYdFyDs4kLl+KrotvFTtt2YAP7WsWRbLWTO+DTT6yuu76OE9f97IXkbtM23SLvkDw== |
| 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
| 2026-09-17T09:44:38.701366Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090502observed a4fcb1c1c6caae432ef73d6e38b01433...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:38.682790Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090502/manifest.jsonobserved a3da5c42a5abe3097e5eaa65fc6634bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:38.664158Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090502/publication.mdobserved e3cfca6bb827ad592b78cc519bc8ad00...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:38.644915Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090502/publication.txtobserved dfad28134974122bba88a032a34e58e7...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. |
|---|