OT-2026-000004627
Publication integrity record
Bellows cup vacuum gripper, common isolation valve, two stage ejector, pressure verified at each zone
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-2026-000004627) never changes.
Identity and time
| Publication number | OT-2026-000004627 · never reused |
|---|---|
| Internal UUID | 01a0a91e-26c4-7af8-835e-c4329de57077 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:28:40.647149Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004627 |
| Status | PUBLIC |
Content hashes
| Canonical text | 489915145be2c860d905615faba21314a34e569ebab096a0d1741d74d8c64726 |
|---|---|
| Markdown | f122acffec0b38d6543fcef7b967ae425649d2bc8a655ec39557aa57fed86151 |
| Publication page | 09798faa388ccbe92c26e3c06cc176e4a840a38582bbc0ff3ac2427c5e6f20a9 |
| Manifest | 3fc19016e6a5c38adfd3faa87c07ad02a7d044bd05e3bb694dca260f1f163471 |
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 | 3e+zpb08iUDoWtTsexVpbrzH7l38MnZv17q3Arxr60AJEI0CkUvMLxiJN6VAe4KdXQjE0Q+79c4KfR9p4afXDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:30:07.493618Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004627observed 09798faa388ccbe92c26e3c06cc176e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:07.479665Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004627/manifest.jsonobserved 3fc19016e6a5c38adfd3faa87c07ad02...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:07.464040Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004627/publication.mdobserved f122acffec0b38d6543fcef7b967ae42...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:07.447313Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004627/publication.txtobserved 489915145be2c860d905615faba21314...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. |
|---|