OT-2026-000004114
Publication integrity record
Bellows cup vacuum gripper, common isolation valve, two outlet manifold, two 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-2026-000004114) never changes.
Identity and time
| Publication number | OT-2026-000004114 · never reused |
|---|---|
| Internal UUID | 01a0a90f-2216-73b9-adba-6e80d0bb5e1e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:12:16.409463Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004114 |
| Status | PUBLIC |
Content hashes
| Canonical text | 86d534dec81c9b7559b22aa373f854e1a154f1e9c32cfd0b13e76afcec21cbe6 |
|---|---|
| Markdown | d9c252126c235d1a6bcbbd94c07996034fe848e1f4b970d8f4fddb1a32ea0b23 |
| Publication page | 1317566080c118d29b4c51c81094013a4bacc5bdda217a3320b4bdaec23cbbf6 |
| Manifest | f81081519a54c9b643f16532d06bf3a539914ff98964663db1315d00b442d56d |
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 | QGFvePgCB22Q0Q4Rpw89Yy9k2FyQtrvqspuL+Xn7Ubxo7dGFeKZZWuDLR8FVfeZvlIYgeCgUY2HhUQDpi67SCQ== |
| 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
| 2026-09-16T07:20:34.940220Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004114observed 1317566080c118d29b4c51c81094013a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:34.927729Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004114/manifest.jsonobserved f81081519a54c9b643f16532d06bf3a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:34.914343Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004114/publication.mdobserved d9c252126c235d1a6bcbbd94c0799603...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:34.902659Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004114/publication.txtobserved 86d534dec81c9b7559b22aa373f854e1...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. |
|---|