OT-2026-000077639
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, pressure sensor per zone, pulsed blow-off before set-down
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-2026-000077639) never changes.
Identity and time
| Publication number | OT-2026-000077639 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ecf-70cd-8d10-5ad099958247 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077639 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1eaa05afa3bfb770719a0ade761180ca21ea7b4e849be9f8ca3f50f2eddd47e4 |
|---|---|
| Markdown | 9becf58a5dd75022858dc9536d493c4419088e7d5956c7f928bda491a840b82a |
| Publication page | d6cb4c4f5840d44d931bf7cda2d2776a25a17bfe0c7c21c249b5a6c7e33f4210 |
| Manifest | d83ff709e7466e39eb12c6fb6c2733eec1d4e768726e5b142e9320ad5b5e739c |
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 | i10S5Qs9ysQdcuTckrZbZGaBK73PPnY+SSRT5vw8d+xg1/K0zQwiAnG1Oh0LCYIdeEnxr/HnDxuZQk8ths1VBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:07:12.290215Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077639observed d6cb4c4f5840d44d931bf7cda2d2776a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:07:12.270656Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077639/manifest.jsonobserved d83ff709e7466e39eb12c6fb6c2733ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:12.251093Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077639/publication.mdobserved 9becf58a5dd75022858dc9536d493c44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:12.232995Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077639/publication.txtobserved 1eaa05afa3bfb770719a0ade761180ca...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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