OT-2026-000027861
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, two 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-2026-000027861) never changes.
Identity and time
| Publication number | OT-2026-000027861 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a4a5-743b-a11f-2bac0b29b194 · 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-2026-000027861 |
| Status | PUBLIC |
Content hashes
| Canonical text | 84cedcacbf39788791a76230d5c27aa6135bd56069562d3744b026bb6c92ff87 |
|---|---|
| Markdown | a37a6d09f6f3f313ac7a1d9f7e5ff81c785f1ed039c81195a53c55417cc81ad2 |
| Publication page | 2552f42af4cd6d1424f3e9ca8b41bbbc218513defe4068d77100534ddc788a32 |
| Manifest | 17c87f6fa7731d3bfdf7979309741e2621be72e73246b07760d81fcec6774d7a |
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 | KlKgggIRLgT1xh1BAAAwdPz1SgCxO0IBl2gpi2V6UDKkYISYwlbapVe9z3HV1nhwsfSiJOt2zoULjHAtByuXDw== |
| 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
| 2026-09-17T11:42:00.446508Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027861observed 2552f42af4cd6d1424f3e9ca8b41bbbc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:00.428540Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027861/manifest.jsonobserved 17c87f6fa7731d3bfdf7979309741e26...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:00.406981Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027861/publication.mdobserved a37a6d09f6f3f313ac7a1d9f7e5ff81c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:00.389657Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027861/publication.txtobserved 84cedcacbf39788791a76230d5c27aa6...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. |
|---|