OT-2026-000028077
Publication integrity record
Two cup vacuum gripper, two outlet manifold, two stage ejector, manifold 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-2026-000028077) never changes.
Identity and time
| Publication number | OT-2026-000028077 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-7009-8bfc-fabc01eeaeac · 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-2026-000028077 |
| Status | PUBLIC |
Content hashes
| Canonical text | e8409c8302a8b996899907aede6dec7f2f73dea11d2b6c4c6046ab4ae29e9577 |
|---|---|
| Markdown | e293dc18c9b40d7a71930c7d12f3121b5d790268f284ccf08ff5ad31007a4fc6 |
| Publication page | 28a42ed9f20a1927349839e0bf7ab45562c309f137335abcd03949ae2103b0c5 |
| Manifest | e9de34e44169ffc994a5ed53d9340066d2663709ba0a56b7f815de2a318e6ca3 |
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 | EQzQ+hbYSWQV+VXF72YoGk6tVV5BHIyPKNQ7AsL5ahvUKTmcvNsrL8Nfl412MOmdr4aWuDmVasWAAv6j2JhVDA== |
| 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
| 2026-09-17T11:42:25.074931Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028077observed 28a42ed9f20a1927349839e0bf7ab455...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:25.058095Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028077/manifest.jsonobserved e9de34e44169ffc994a5ed53d9340066...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:25.040220Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028077/publication.mdobserved e293dc18c9b40d7a71930c7d12f3121b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:25.023547Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028077/publication.txtobserved e8409c8302a8b996899907aede6dec7f...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. |
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