OT-2026-000077009
Publication integrity record
Two cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000077009) never changes.
Identity and time
| Publication number | OT-2026-000077009 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b071-79cc-afe6-7a3009f37547 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:15.236414Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077009 |
| Status | PUBLIC |
Content hashes
| Canonical text | b2ad6bac1956ab4474cff55831c4625469d85eddc2561cd8cc67777516520432 |
|---|---|
| Markdown | 8885f7c4a733446c49c8a83823656e16c7012387daeaa8dc3dba2b4ec6168261 |
| Publication page | b5b9359032de54524a78012adeffdb931f86d5524b060d943af3b2cd757db557 |
| Manifest | 4912816c044170e193943dc4640ccf01b36aad1592fa50e85d865233acbbee42 |
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 | ouQHuYJZROGU3JfbdUReqGCUSx2vBegoOCvix6yWUbvNXCiwR2iO2b+imrTwaRmIdyEwrYz92XQVkvMB0JAgBg== |
| 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
| 2026-09-17T10:10:22.500340Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077009observed b5b9359032de54524a78012adeffdb93...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:22.482214Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077009/manifest.jsonobserved 4912816c044170e193943dc4640ccf01...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:22.464886Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077009/publication.mdobserved 8885f7c4a733446c49c8a83823656e16...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:22.443894Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077009/publication.txtobserved b2ad6bac1956ab4474cff55831c46254...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. |
|---|