OT-2026-000007139
Publication integrity record
Vacuum cup gripper, four zone face, common isolation valve, pump fed, pressure verified, rubber 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-2026-000007139) never changes.
Identity and time
| Publication number | OT-2026-000007139 · never reused |
|---|---|
| Internal UUID | 01a0a974-10e3-75e7-98bd-4b158c8ecaab · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T09:02:31.141777Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007139 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7bafb07fdc60b0a0ce7f2ac6c32a5795b24fe25503b67a273193ff7c842b5e8b |
|---|---|
| Markdown | 87d6096e259efa20ae6f16e41cefcac20dbee86161e5d41174c093a4906bdc68 |
| Publication page | af09dec2a6dec162094cc526995229588cd8ba608ca0bf123b8a5fbec7962fb0 |
| Manifest | ef69d27790599f328f877d971d581009b38fb5992b952273de99e098bdf86755 |
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 | GOebm2uZCRX5Il8G9ATUlJvSVQp6GRz7hwoywkl6DjqdyxCbfY26mSq1fuLpFiyRgCpVZG3SCpxEw9oPORT+DQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:07:03Z batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof root 2354c19da800f8df297acf3cddd64d4d... |
|---|
Independent retrieval
| 2026-09-16T09:10:22.754676Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007139observed af09dec2a6dec162094cc52699522958...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:10:22.742207Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007139/manifest.jsonobserved ef69d27790599f328f877d971d581009...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:22.731196Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007139/publication.mdobserved 87d6096e259efa20ae6f16e41cefcac2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:22.719045Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007139/publication.txtobserved 7bafb07fdc60b0a0ce7f2ac6c32a5795...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. |
|---|