OT-2026-000021574
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off 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-2026-000021574) never changes.
Identity and time
| Publication number | OT-2026-000021574 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865e-70da-8212-e64dc1fbd928 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021574 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0872ddefd70f0495a6031568f6868ee3a1b528bdfec1c2020e0d1e8a3b781057 |
|---|---|
| Markdown | 3d4cdbe428ce664a28c90ff8c9deff78ebb4e3b4b7b5ba9c2ef6183d303b4c7e |
| Publication page | caaf1fd0d57704a6b4fb47c8251bfb18a96e7c6beaee47af38e59842e5b67eda |
| Manifest | d787c0d4431f585252e520fb654326967a40bd9d8c6a4772abcacf3debfeae0a |
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 | n5xzEoNEITBdbkSDBIQve4QAgoP4ZVxE+otfVg50LzcjLE03nTMkWLYPRi9qAaExZYIMPm/1F3nSh7oehg3KAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:55:29.851469Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021574observed caaf1fd0d57704a6b4fb47c8251bfb18...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:29.832859Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021574/manifest.jsonobserved d787c0d4431f585252e520fb65432696...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:29.814060Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021574/publication.mdobserved 3d4cdbe428ce664a28c90ff8c9deff78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:29.795873Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021574/publication.txtobserved 0872ddefd70f0495a6031568f6868ee3...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. |
|---|