OT-2026-000005175
Publication integrity record
Vacuum cup gripper, three stage ejector, pressure verified at each zone, contact triggered, polyurethane cups
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-2026-000005175) never changes.
Identity and time
| Publication number | OT-2026-000005175 · never reused |
|---|---|
| Internal UUID | 01a0a930-4c4f-7e71-a182-6772fb31604a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:48:29.906797Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005175 |
| Status | PUBLIC |
Content hashes
| Canonical text | c86d8156faad376b1e7b782937539e0336bb925acedc8e05e253ee47672f02aa |
|---|---|
| Markdown | 0fdd0d809824c349bf64909dc7f0ce54309c56ff76c34f5facdbd20d718c83cb |
| Publication page | 86e8b1a0f684dceb328aea8c94ac4c738357d8bc2ffac83bbe39e589e85dfde6 |
| Manifest | dd29248a8c8beebd8a9d3b86205024149c148a2a2984d74ce1008e094d30a2f5 |
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 | s+55uv7mLBrTEcLmfvdN5veQGiD6x1IvsMZIPuMBS+pWj0N4oETI1oHdlCqt0sPfKAxetHHnGTq478EV397PBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T07:50:07.162705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005175observed 86e8b1a0f684dceb328aea8c94ac4c73...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:07.150223Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005175/manifest.jsonobserved dd29248a8c8beebd8a9d3b8620502414...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:07.138296Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005175/publication.mdobserved 0fdd0d809824c349bf64909dc7f0ce54...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:07.123331Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005175/publication.txtobserved c86d8156faad376b1e7b782937539e03...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. |
|---|