OT-2026-000027956
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, 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-2026-000027956) never changes.
Identity and time
| Publication number | OT-2026-000027956 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a51f-7ef5-a43c-9cad4df59ff5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027956 |
| Status | PUBLIC |
Content hashes
| Canonical text | 44d99c82586d9f0b4319ff0709ba7234824dcd3bf9382babbe468fa387d92652 |
|---|---|
| Markdown | 13232d5d0ea674c405720a2bdd0b924e4ac5ac5b696f78ffdc8ace0fb81e2568 |
| Publication page | b26527d4eac53282c6f420d6e547624af1dbeb087b93bbbff060b98407cce203 |
| Manifest | 062ce3ac6af52274437a6a56e1c51543f06e5658e1ddb5e3a375a06836f9acbe |
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 | zTQ80TBcWComnuJY+Z/PC4lro3r57YBK6Ud1lBUayHfnLrgeArGVEOmTpPTj0iggcuSUyHKk3EbPe0LCWtJ2DQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:42:08.594038Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027956observed b26527d4eac53282c6f420d6e547624a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:08.575661Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027956/manifest.jsonobserved 062ce3ac6af52274437a6a56e1c51543...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:08.557601Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027956/publication.mdobserved 13232d5d0ea674c405720a2bdd0b924e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:08.540948Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027956/publication.txtobserved 44d99c82586d9f0b4319ff0709ba7234...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. |
|---|