OT-2026-000028909
Publication integrity record
Single cup vacuum gripper, common isolation valve, pump fed, 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-2026-000028909) never changes.
Identity and time
| Publication number | OT-2026-000028909 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9d-75d1-92bd-3b681a50ccd9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028909 |
| Status | PUBLIC |
Content hashes
| Canonical text | 25f80860c51b766ef540ef075271d3a8b12370ff46e495c476af503651e159ef |
|---|---|
| Markdown | 415cb108dbc237246795c23a4d223ac6a978a82abedee73f559428391053fbb1 |
| Publication page | 0a179cc03e7873bd93b965c526ebddba37f94884dea2e99a5262aae5573c1103 |
| Manifest | 6980aad0dd1b626ee6016f00386b7712607c1e9959e47b4448a72600cc4534bf |
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 | I1JV53xxMasSCaddcomzbfwD+xWlp+WWmSYer+qwiYBHMZSzn7pijzxr3YJqrtalt3WG1ZGhLnOd1UK4oYbSAw== |
| 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
| 2026-09-17T08:20:03.455211Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028909observed 0a179cc03e7873bd93b965c526ebddba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:03.430401Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028909/manifest.jsonobserved 6980aad0dd1b626ee6016f00386b7712...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:03.287133Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028909/publication.mdobserved 415cb108dbc237246795c23a4d223ac6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:03.267590Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028909/publication.txtobserved 25f80860c51b766ef540ef075271d3a8...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. |
|---|