OT-2026-000027888
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000027888) never changes.
Identity and time
| Publication number | OT-2026-000027888 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a4a5-7c87-86df-3dfbab61ab5d · 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-2026-000027888 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1bc49389f2c47bece6256439888fbcbdda6bb6caf411a23119f9cdffcfbf1086 |
|---|---|
| Markdown | 3a52a46aa4027c30a5fe06f984f182300a71bd154c8de46dfad951b25a50b867 |
| Publication page | 2d8da37f3c3056a572416d70c882be785de3997e5db8dd13a6938b8f4c235d8b |
| Manifest | 5fdc5501d82d9bb4b1cc03fbe49f8e86a4c26f24d95ad6733bd0bad17e780b2b |
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 | DG2YOGyqaHzvkyxGNp2neW05G3pv2ZjrNHtwoxuDf8OsQVl5bUVBOJUfUDKRwlM2MK53gP4TVY+E0c44tG0VBQ== |
| 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
| 2026-09-17T11:42:03.309182Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027888observed 2d8da37f3c3056a572416d70c882be78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:03.292948Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027888/manifest.jsonobserved 5fdc5501d82d9bb4b1cc03fbe49f8e86...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:03.276787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027888/publication.mdobserved 3a52a46aa4027c30a5fe06f984f18230...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:03.256141Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027888/publication.txtobserved 1bc49389f2c47bece6256439888fbcbd...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. |
|---|