OT-2026-000052728
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000052728) never changes.
Identity and time
| Publication number | OT-2026-000052728 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42d-7e05-81ae-d35fd24d71d8 · 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-2026-000052728 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9cb335ea82ddb6eb94d40d29c95249362370dd53374cd7c23bdf42d3a6e2630c |
|---|---|
| Markdown | 52901a6ecf6ebadc3e3340e01ec996bf42af7a815aed84f0b7c6c959a620508c |
| Publication page | cc5520710386dd1827b134bf58e59f9c5b4c41cfe92257c32841e36bbae87332 |
| Manifest | 2f8aa20df2954fda96a2077904b14ac0f1daed82dab2807d684e3f0fc9eebefb |
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 | xPdPXdWtfQiaoxFnHQPUzylFQfi6E1OnVggapiZ82/OofrIOU7jnxFORuD3SX5NYzmayUQ6J1fyihC5Tw8o0Dw== |
| 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
| 2026-09-17T10:55:43.322469Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052728observed cc5520710386dd1827b134bf58e59f9c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:43.303991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052728/manifest.jsonobserved 2f8aa20df2954fda96a2077904b14ac0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:43.286432Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052728/publication.mdobserved 52901a6ecf6ebadc3e3340e01ec996bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:43.268043Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052728/publication.txtobserved 9cb335ea82ddb6eb94d40d29c9524936...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. |
|---|