OT-2026-000031138
Publication integrity record
Foam pad vacuum gripper, common isolation valve, single stage ejector, pulsed blow-off after 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-2026-000031138) never changes.
Identity and time
| Publication number | OT-2026-000031138 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ab-7225-90a6-6b12e39984f1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031138 |
| Status | PUBLIC |
Content hashes
| Canonical text | 220bd00e630896ebe214f45287eca2c00c6d80f684c95fc07e212e6bf4377a4d |
|---|---|
| Markdown | dab0fcec5a3783315beb4e4b85c1e862514c345bf167f91f68a242cdeb787a8a |
| Publication page | 08d60d3c2f54ee5e4ce698cd3a6eaaeb9ecbd7ef0abd97b4081ba7681769feca |
| Manifest | 46865cb85b6f8b1f7051ca3ed99a8e145bd3003c22048eca755f86fdadb9e01d |
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 | hcFfyU5PYSvzcLsiB5GEIfA03SQ+2/iVg9+jwA4sdQtD+6H8qulKrBfgobqu4Q8RpnhvJ7o1PYa2Rh41Qiu5Dw== |
| 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
| 2026-09-17T11:35:34.819703Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031138observed 08d60d3c2f54ee5e4ce698cd3a6eaaeb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:34.795349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031138/manifest.jsonobserved 46865cb85b6f8b1f7051ca3ed99a8e14...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:34.774569Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031138/publication.mdobserved dab0fcec5a3783315beb4e4b85c1e862...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:34.755971Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031138/publication.txtobserved 220bd00e630896ebe214f45287eca2c0...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. |
|---|