OT-2026-000030818
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000030818) never changes.
Identity and time
| Publication number | OT-2026-000030818 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb5-7435-83ca-46147ac26979 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030818 |
| Status | PUBLIC |
Content hashes
| Canonical text | 75622ffbc570b534e066651930105c2b4b070367931b55f03a94eb68441c390b |
|---|---|
| Markdown | c4cb9edc3dc14d5f813b923f3978e1b58afed10cb7da75796b075b10243bd12d |
| Publication page | 0502d8063e55b18bc0a2581fb0f7ce3954bdf949fd87e31287fdc863c7bbfa64 |
| Manifest | 6e1feabc6c0f782eef47a079535b32f9df3668ad71ffd95916f29fff24566e38 |
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 | px9ibJEroyhn3uzC/L/SVkhgMHYvRmEP4F9JUs1qrz8MBY8wzGmLc3g1d6o9DXC0GTPAIgvllU2MpeLA71X3BA== |
| 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
| 2026-09-17T11:36:46.272080Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030818observed 0502d8063e55b18bc0a2581fb0f7ce39...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:46.252493Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030818/manifest.jsonobserved 6e1feabc6c0f782eef47a079535b32f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:46.235224Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030818/publication.mdobserved c4cb9edc3dc14d5f813b923f3978e1b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:46.216027Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030818/publication.txtobserved 75622ffbc570b534e066651930105c2b...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. |
|---|