OT-2026-000031976
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000031976) never changes.
Identity and time
| Publication number | OT-2026-000031976 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad2-71a5-a618-a95a95f15230 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031976 |
| Status | PUBLIC |
Content hashes
| Canonical text | 22a30288915525562fc59f585ac43f1a086b8403e033ba21e79ecdb42d204b9c |
|---|---|
| Markdown | 09f1a81c3c3460890a867863afb6abef7efffe1afbd0532605c937975dd8ade6 |
| Publication page | 8c7bad9e329015d9133ddb90bc959acd007d896f93f86b11c8d5e15d1b5805fd |
| Manifest | 86d3bd5ba6beeede5a8b5c0169144118882139c4c535b96c5f5e59342f4c54d3 |
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 | 2dOm0O/YpZbbok0o4nLyYRvUCh8Zj277jG2Amz5IMN9Bz+8WgHVd4irQUNtsOV28Uj/kTCo8RttyaxONtEhvAg== |
| 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
| 2026-09-17T11:35:16.308228Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031976observed 8c7bad9e329015d9133ddb90bc959acd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:16.289837Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031976/manifest.jsonobserved 86d3bd5ba6beeede5a8b5c0169144118...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:16.269182Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031976/publication.mdobserved 09f1a81c3c3460890a867863afb6abef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:16.252255Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031976/publication.txtobserved 22a30288915525562fc59f585ac43f1a...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. |
|---|