OT-2026-000077515
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, pump 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-2026-000077515) never changes.
Identity and time
| Publication number | OT-2026-000077515 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f50a-7c99-83dd-b74b079e187f · 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-2026-000077515 |
| Status | PUBLIC |
Content hashes
| Canonical text | d17b19dad009844216510f9b6415221208e56b75b6683adc6a2f510bde444b44 |
|---|---|
| Markdown | 8dde354e842f0ac27b01251b632e10c3caa983b094ba7ffa1ae7fb902b4e76a2 |
| Publication page | cd31f397882c48280cd68eb2b8d3b4b1ab8a917992612b5d2d4117f9111ad2c1 |
| Manifest | 80f46be1b33a7364b3254cebde63f0b9c31d1df51d10053c1b4696edde796208 |
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 | AV0ZCq6oVdfrcZsd9jP9VQpC0LJALQSL5T2hc4vaKDk6MJdcEgsbxI5JlcsPbhGZ+VsuyMBdvHPkY6t/94+UCg== |
| 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
| 2026-09-17T10:09:12.433403Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077515observed cd31f397882c48280cd68eb2b8d3b4b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:12.415033Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077515/manifest.jsonobserved 80f46be1b33a7364b3254cebde63f0b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:12.392627Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077515/publication.mdobserved 8dde354e842f0ac27b01251b632e10c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:12.371781Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077515/publication.txtobserved d17b19dad009844216510f9b64152212...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. |
|---|