OT-2026-000028099
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, 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-2026-000028099) never changes.
Identity and time
| Publication number | OT-2026-000028099 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-75f7-952e-74d2a3e621a1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028099 |
| Status | PUBLIC |
Content hashes
| Canonical text | e56fa8b308467dd64e0bf43af6ad4f31dc77d66f56d527962f9bdba46bc281c1 |
|---|---|
| Markdown | 5a24c9e34007515bfd9a08c6f2ef6abf95f3832bc16520e27c54412ab13d808c |
| Publication page | 6378c1d06a488fb6e194c96e78878d579e6f66b9d9956103f66d07067ddd2b12 |
| Manifest | a7bb658e816ed7796d3f37a25cef928ba5803986de70c097e55d50fee83b221b |
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 | 0oWYELJ/ikX84vIHPFsZjkygCvKpyyeBOSMV/3hFX/AwXKzot9DQPV0wyZQGnRPK3aC7s//0XcLEkniHQ82OBA== |
| 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
| 2026-09-17T11:42:26.777254Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028099observed 6378c1d06a488fb6e194c96e78878d57...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:26.760909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028099/manifest.jsonobserved a7bb658e816ed7796d3f37a25cef928b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:26.746459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028099/publication.mdobserved 5a24c9e34007515bfd9a08c6f2ef6abf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:26.731891Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028099/publication.txtobserved e56fa8b308467dd64e0bf43af6ad4f31...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. |
|---|