OT-2026-000075897
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three stage ejector, pressure sensor per zone, 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-2026-000075897) never changes.
Identity and time
| Publication number | OT-2026-000075897 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29ff-7107-a88c-285b19693826 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075897 |
| Status | PUBLIC |
Content hashes
| Canonical text | 300eb5848b860f63833d4758af4b616045a56467d1cdda64f6d1457dad786489 |
|---|---|
| Markdown | 9c04f298f8bba2888e80120c07e8589f353a5d9ba18c3f75970c6657cee4a60f |
| Publication page | ae7ae8fec56f6234667b2dea92aeaaeac247852b7d210c4c7db5a8574b61e615 |
| Manifest | b93576d4745c9ccf283b315f0db795ec960a7ea5863388f7f9438978348a8382 |
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 | o/Nr4kMFLqp04P7fN7iJscWffgFMLc+wxQi/p2T7+Do67E4TeIUhiU69Z2Agv9cprhZ8+2vVqu0k4yzCKe+gAw== |
| 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
| 2026-09-17T10:14:41.987917Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075897observed ae7ae8fec56f6234667b2dea92aeaaea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:14:41.968633Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075897/manifest.jsonobserved b93576d4745c9ccf283b315f0db795ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:41.947847Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075897/publication.mdobserved 9c04f298f8bba2888e80120c07e8589f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:41.814248Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075897/publication.txtobserved 300eb5848b860f63833d4758af4b6160...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. |
|---|