OT-2026-000052992
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000052992) never changes.
Identity and time
| Publication number | OT-2026-000052992 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a430-7014-b1ed-af81b21c2d8b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052992 |
| Status | PUBLIC |
Content hashes
| Canonical text | 38c43b69f9fb49982d105db5cf389aa6c94add811e2c7f010eead40761cdd375 |
|---|---|
| Markdown | 570e1549b2bccd34c7b9c4c6d97edcf7232c7adf1dbef743b955a900764d11b2 |
| Publication page | 97866e5002e2d15ecd248f920517d293cb8ae7bcd3e7c0f8d4985f48818fc1cb |
| Manifest | 908bcda9d417771333595427d099aa283b201b88104d4f704155fd71a43e779c |
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 | qqZxPq5YLNJ+TPnnmeEtAsYihnwcvGo3EwU94DbMGl6Zv2M9tuWwvm7d+LEboX+nyrAiaiazsdfIbAkv1rt9Aw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:56:41.140062Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052992observed 97866e5002e2d15ecd248f920517d293...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:41.119966Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052992/manifest.jsonobserved 908bcda9d417771333595427d099aa28...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:41.101184Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052992/publication.mdobserved 570e1549b2bccd34c7b9c4c6d97edcf7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:41.083498Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052992/publication.txtobserved 38c43b69f9fb49982d105db5cf389aa6...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. |
|---|