OT-2026-000027837
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000027837) never changes.
Identity and time
| Publication number | OT-2026-000027837 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a4a5-71ca-9c4b-085a3227a9a2 · 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-2026-000027837 |
| Status | PUBLIC |
Content hashes
| Canonical text | 90cdd2ae3d152b8dc3b059d9dcc0d1d3c4b57f97dde780f0821e44d4f688e6c8 |
|---|---|
| Markdown | 6444632387609e9a8c9cd8c28c993856dbf4d2b27bb92d7d4cfab49aa67000ba |
| Publication page | a5ef1e82268185e6cfa1235a88290f4ca8ba8bcd0542c99d844566e0ad6d1fa2 |
| Manifest | eb1aa4fb6a799b338e0e8034668af8e800f9b435f84321add96095f70a210cb3 |
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 | CPKPS3KNb38ZlBzEcXgTib2lZPD9PmkXiGDytT5ssa1tN2kketJt9oAmpXqclm3Wg4nFQYFeRIbIIP7tuBZeAQ== |
| 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
| 2026-09-17T11:41:53.568820Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027837observed a5ef1e82268185e6cfa1235a88290f4c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:53.550039Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027837/manifest.jsonobserved eb1aa4fb6a799b338e0e8034668af8e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:53.530495Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027837/publication.mdobserved 6444632387609e9a8c9cd8c28c993856...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:53.510664Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027837/publication.txtobserved 90cdd2ae3d152b8dc3b059d9dcc0d1d3...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. |
|---|