OT-2026-000023544
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000023544) never changes.
Identity and time
| Publication number | OT-2026-000023544 · never reused |
|---|---|
| Internal UUID | 01a0ae70-7269-7954-b054-61951779fa00 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:40.056870Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023544 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2c87b0622ce98bd893750380991a2f9c5a57655ac25d196e63de873fae3d2b8c |
|---|---|
| Markdown | 8d61664fda98b4bad315e437f12393ee0bc53bb42970e5b5bb9f28e75e2a7399 |
| Publication page | 7f413a982591185f1e56c15b14109b6ec82b5fdb08cd61e55091ef624b5864ad |
| Manifest | ce27c5ba78cdf0fbf921a9c1cba24bd99f9af1d4d033caee7845ed1a532d7bd6 |
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 | 7TZRep3zk4r29UzF7aDjPImuo2c2b+eiOMdxS2SUwmBfxP7F6/JSe/dCMLKEyX1pJ6kRxUYjvISGNcfRh8QzAA== |
| 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
| 2026-09-17T11:51:53.204069Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023544observed 7f413a982591185f1e56c15b14109b6e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:51:53.186747Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023544/manifest.jsonobserved ce27c5ba78cdf0fbf921a9c1cba24bd9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:51:53.167166Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023544/publication.mdobserved 8d61664fda98b4bad315e437f12393ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:51:53.147170Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023544/publication.txtobserved 2c87b0622ce98bd893750380991a2f9c...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. |
|---|