OT-2026-000023080
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000023080) never changes.
Identity and time
| Publication number | OT-2026-000023080 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46ed-7fc1-92a2-5d8d6bfc3be2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023080 |
| Status | PUBLIC |
Content hashes
| Canonical text | 86476a13f3477c44a6fe897fc317617272837406ec246279230a7f8595392007 |
|---|---|
| Markdown | c1abfab849f547caf7c66f1ccbb9caca18e0638700fe961bac81f01cb588e91e |
| Publication page | 7bfdcced5b820ca920511548ec8a293698f5a2e16ef70e8da9a35629c95e1c37 |
| Manifest | fa0eb7539551c092f29f784f437667f6c513189515166e9cb24ddb1735482f15 |
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 | Vj0xfcKVSXewDsuaXJruMkKk4H7XnFQg0W50TTMTEs3Mk2AEWG5yM5BIF/L51eh35TsLEccT3EtzazSoFOSuAg== |
| 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
| 2026-09-17T11:52:42.565318Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023080observed 7bfdcced5b820ca920511548ec8a2936...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:42.546571Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023080/manifest.jsonobserved fa0eb7539551c092f29f784f437667f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:42.524538Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023080/publication.mdobserved c1abfab849f547caf7c66f1ccbb9caca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:42.506128Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023080/publication.txtobserved 86476a13f3477c44a6fe897fc3176172...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. |
|---|