OT-2026-000077049
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, pulsed blow-off before set-down
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-2026-000077049) never changes.
Identity and time
| Publication number | OT-2026-000077049 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f506-7f6d-8a97-685b9ab1a9dd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077049 |
| Status | PUBLIC |
Content hashes
| Canonical text | a2a7d7fc1f20c3e9260d1a476baf9edde6be236c9498a16b0684df3f41f2297f |
|---|---|
| Markdown | ae856a1fc728a66d620a446c992b59e0f1734eb98720087ca9b2a284852dfaab |
| Publication page | f4a4dd49cc71d0c401d72cbb3b9c1a659a44779e852457e1c9d5acf4b25293f8 |
| Manifest | 029f9b9c78cbfd1ed25d6d3bb8ba7faba25d741dbd504acc2fa8eec4c68ac47f |
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 | Bhg4LxinuI/B+csopwnrxr9QMYEJucc/xBPdARtBLhICUR6sT6ruqnmOfCSyrT4JYRUiW4D8U+qplYjKuW4WBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:11:13.486924Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077049observed f4a4dd49cc71d0c401d72cbb3b9c1a65...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:11:13.470081Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077049/manifest.jsonobserved 029f9b9c78cbfd1ed25d6d3bb8ba7fab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:13.451486Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077049/publication.mdobserved ae856a1fc728a66d620a446c992b59e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:13.309001Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077049/publication.txtobserved a2a7d7fc1f20c3e9260d1a476baf9edd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:29.736666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077049observed f4a4dd49cc71d0c401d72cbb3b9c1a65...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:29.718637Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077049/manifest.jsonobserved 029f9b9c78cbfd1ed25d6d3bb8ba7fab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:29.701299Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077049/publication.mdobserved ae856a1fc728a66d620a446c992b59e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:29.683508Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077049/publication.txtobserved a2a7d7fc1f20c3e9260d1a476baf9edd...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. |
|---|