OT-2026-000004504
Publication integrity record
Vacuum cup gripper, common isolation valve, six outlet manifold, three stage ejector, contact triggered
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-2026-000004504) never changes.
Identity and time
| Publication number | OT-2026-000004504 · never reused |
|---|---|
| Internal UUID | 01a0a91a-3323-7886-bd68-6563b4707edc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:24:21.670133Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004504 |
| Status | PUBLIC |
Content hashes
| Canonical text | ccb7df350877bc562d93f47caa2fa45de70aaf082b317d49b2b57eccc5ef7f86 |
|---|---|
| Markdown | cfb84730c0151c41591e78354bc25ba14a6784da92f4f59eca212b45c779efbe |
| Publication page | 2c7d28721b5e8c397647e3e01e78e250dad4dc5f2224fcec534c03d427e525fd |
| Manifest | 36c9edf306e9741a97d202cf114a527c531bd538e14164fbd8c3aa69d1cf9c3e |
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 | mpTB24Vqh7EY/RromGlGpiivTZ0pt1czeKvGs5VCck8pduZLd7tz/Ffg0jgOKCtR3D3goXT4oXGeL5zxpYwlBA== |
| 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
| 2026-09-16T07:30:20.627217Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004504observed 2c7d28721b5e8c397647e3e01e78e250...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:20.489796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004504/manifest.jsonobserved 36c9edf306e9741a97d202cf114a527c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:20.476298Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004504/publication.mdobserved cfb84730c0151c41591e78354bc25ba1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:20.462020Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004504/publication.txtobserved ccb7df350877bc562d93f47caa2fa45d...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. |
|---|