OT-2026-000075518
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented before set-down, on a tool changer
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-2026-000075518) never changes.
Identity and time
| Publication number | OT-2026-000075518 · never reused |
|---|---|
| Internal UUID | 01a0ae93-f202-753a-b374-1ceb2f208272 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:26.476108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075518 |
| Status | PUBLIC |
Content hashes
| Canonical text | c76c933d01ac716389e175f90afd3a5b77b2ff05f901af449e71a74beebc782e |
|---|---|
| Markdown | 53abbae2869239d491b1cc036a147c2274ad07c807ce265b82f264b961de779a |
| Publication page | 7dd4099bc57d06172eab448f9d1fd1dbff5318875ad29d62f5b797ce16bcd350 |
| Manifest | 3bfe09e34b838eeef856f2f9762f9edc6122fe40f8454337e58e6df40ac8474a |
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 | 3diZ1LLsj6vS7tkMy3G3Jdw38EhVH8vLsn8xTjxlAtMY+OBXLHIcyPMBCjUXCHnJkEo+ejQot+cgiR1X9o5yCw== |
| 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
| 2026-09-17T10:17:58.481470Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075518observed 7dd4099bc57d06172eab448f9d1fd1db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:17:58.463447Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075518/manifest.jsonobserved 3bfe09e34b838eeef856f2f9762f9edc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:17:58.445565Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075518/publication.mdobserved 53abbae2869239d491b1cc036a147c22...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:17:58.306235Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075518/publication.txtobserved c76c933d01ac716389e175f90afd3a5b...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. |
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