OT-2026-000090343
Publication integrity record
Three bellows cup vacuum gripper, three zone face, single stage ejector, pressure sensor per zone, sustained 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-2026-000090343) never changes.
Identity and time
| Publication number | OT-2026-000090343 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2d-79f9-a0b7-6f0d45655835 · 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-2026-000090343 |
| Status | PUBLIC |
Content hashes
| Canonical text | c4b20b6f70aef3162911d6b8f7829f01ce356d76c5219ac8cf9cc0649cdd711d |
|---|---|
| Markdown | dedcfdb12015de133170ce1abd7affb5e8f86cafe3d70cde67f6ce69a2412130 |
| Publication page | 2bb1ef99557974a151333b8a60d1b4fc48b2388e7caba2081457991dcd1867e0 |
| Manifest | 347819e016687dbcf847ba1f7adee3c2c2ed1e204d0c3d43d2298144c6dfc1f1 |
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 | LfjdAlKHN68/mtnItGRlkB6BjJGtIJj4F9sND2bcr03QkVzrxwGa7cpKeS5H05IJ7VhYqq6UnxItLe9Sbo5KBQ== |
| 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
| 2026-09-17T09:44:26.231998Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090343observed 2bb1ef99557974a151333b8a60d1b4fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:26.212335Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090343/manifest.jsonobserved 347819e016687dbcf847ba1f7adee3c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:26.192438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090343/publication.mdobserved dedcfdb12015de133170ce1abd7affb5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:26.172681Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090343/publication.txtobserved c4b20b6f70aef3162911d6b8f7829f01...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. |
|---|