OT-2026-000090737
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, pump fed, 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-2026-000090737) never changes.
Identity and time
| Publication number | OT-2026-000090737 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f31-7649-bdb5-824125318b7d · 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-2026-000090737 |
| Status | PUBLIC |
Content hashes
| Canonical text | 23ab9e6739552550fa361f7914ffea8a68f8363fec54f6a6d38487f17afd3506 |
|---|---|
| Markdown | 24b63caf7cd8da0caac4d546485b89346ad216da3baaa3f782096b87cf315749 |
| Publication page | cd773dfe9003451fc4f41e322dd6bdabdc64e3d6429bc91ea0815f3a76c497be |
| Manifest | a725df21e20e0e12777da6b1a35d3e5c30bdd03bf89a2d20173fa24b92907ff8 |
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 | kXQhOkSFU9T2+exEKmFW84tlcXB13uo1HjcBQSeHh4rxj2WfZAbng+mu3/pEW3piCVgjeosY1dpDcVTzxb7cDQ== |
| 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
| 2026-09-17T09:44:55.595506Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090737observed cd773dfe9003451fc4f41e322dd6bdab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:55.577934Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090737/manifest.jsonobserved a725df21e20e0e12777da6b1a35d3e5c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:55.558577Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090737/publication.mdobserved 24b63caf7cd8da0caac4d546485b8934...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:55.540776Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090737/publication.txtobserved 23ab9e6739552550fa361f7914ffea8a...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. |
|---|