OT-2026-000071448
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, vented 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-2026-000071448) never changes.
Identity and time
| Publication number | OT-2026-000071448 · never reused |
|---|---|
| Internal UUID | 01a0ae91-e0ed-7a81-8979-5dac7be6b1a2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:11.039722Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071448 |
| Status | PUBLIC |
Content hashes
| Canonical text | dac32e3f988cded592d9f84eef377ae98353cb3fc917d7ac93c4782546438e48 |
|---|---|
| Markdown | 6c1dfb4df952710b7e537e5c4fa69d9973a3a54f664455602d72ec587cf466e2 |
| Publication page | 2d4d2d81ddb45f284901ca8991153bca0fc172ecdef5d9a41f294b89c15a34f3 |
| Manifest | 25df784ddc0c1be714e1d9baf68f8da6e2fb6134029bb8423ba699ba472786ba |
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 | X6gCi7nqQFYDLIJ0tZkAzcnZ0KyMaZzb8Xi0Gc0LZzp4qRPnmWp8MjggDlWXwOGTNieK8rD+kCW/HyV/Iay4Dw== |
| 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
| 2026-09-17T10:24:46.633987Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071448observed 2d4d2d81ddb45f284901ca8991153bca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:24:46.615720Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071448/manifest.jsonobserved 25df784ddc0c1be714e1d9baf68f8da6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:24:46.597653Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071448/publication.mdobserved 6c1dfb4df952710b7e537e5c4fa69d99...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:24:46.580333Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071448/publication.txtobserved dac32e3f988cded592d9f84eef377ae9...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. |
|---|