OT-2026-000003873
Publication integrity record
Porous face vacuum gripper, three zone face, per zone isolation, three stage ejector, pressure verified
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-2026-000003873) never changes.
Identity and time
| Publication number | OT-2026-000003873 · never reused |
|---|---|
| Internal UUID | 01a0a90b-521f-7dd4-9f68-721e62c6cdda · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:06.563006Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003873 |
| Status | PUBLIC |
Content hashes
| Canonical text | 37c6309139d08930971792a705e8c3d2a3705ec5d6f1ffc4b5aa804348cfb7ce |
|---|---|
| Markdown | 8af7d677ddc4c866c0c9080929d8d2be7f6dec09f7b3a82366400501dcf665a8 |
| Publication page | 2f599fdf73ec45987d77cf89f1bd6bbd9adc5c820d789b71821108cc556aaf7f |
| Manifest | 023de883585397549a8d9089e68c820e126a2aaf02e47ebfcc34c874d5d40b58 |
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 | snwmW19GLgbwQoIYuPpAN+RxzJ9Veb1VKvLhfgaOlLiXvf/s/pemRuoDL1uuZi+8pCBuViAXjuDmrXdISeHmAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:10:15.191112Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003873observed 2f599fdf73ec45987d77cf89f1bd6bbd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:15.176371Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003873/manifest.jsonobserved 023de883585397549a8d9089e68c820e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:15.161486Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003873/publication.mdobserved 8af7d677ddc4c866c0c9080929d8d2be...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:15.141143Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003873/publication.txtobserved 37c6309139d08930971792a705e8c3d2...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. |
|---|