OT-2026-000048222
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000048222) never changes.
Identity and time
| Publication number | OT-2026-000048222 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de2-7041-a7e4-c30e176169a7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048222 |
| Status | PUBLIC |
Content hashes
| Canonical text | 89cc5a5f1614d2b14b511d1d4bd19a764a9700ded324fca94640f5b4b4281d2b |
|---|---|
| Markdown | f2208db779fc8ecb073ab6aa6965e4d2873c593ffffafa367e80a1fb84c6e4a3 |
| Publication page | c08c2e4bbb32d13c2f5014efbd00d2703f4359ff8e416ff2b2bd42a97238914f |
| Manifest | 32706e280e08f7190e7fa1ed2a9a81a845d3207cf24f6004eb4e90dd1c3b1a8b |
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 | h+9UkkjuV1pfhIRaYTuA6xu7u011syMUfs7aPkwOVl/rXE5+LxmafUNUglP0dOBKoiQ74FAPT2ZRhZwV+CFnCA== |
| 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
| 2026-09-17T11:04:46.568250Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048222observed c08c2e4bbb32d13c2f5014efbd00d270...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:46.548349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048222/manifest.jsonobserved 32706e280e08f7190e7fa1ed2a9a81a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:46.528378Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048222/publication.mdobserved f2208db779fc8ecb073ab6aa6965e4d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:46.510151Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048222/publication.txtobserved 89cc5a5f1614d2b14b511d1d4bd19a76...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. |
|---|