OT-2026-000049518
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000049518) never changes.
Identity and time
| Publication number | OT-2026-000049518 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7c-7980-8609-cdbc35d8c25b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049518 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3af0f1895d6ed7b2cc0e5f2926c383f9c2eb7e9093ef8e96bd3bbf916a816576 |
|---|---|
| Markdown | 35467806c7c3099df66c2aa0551d400e6b999b4771209d238c4973ba8c74ce69 |
| Publication page | 78ce1d57bd57eab964786941a1a1d7ea9d48796f94d0998401ef048a8821a2ad |
| Manifest | f4c980746f592b5ffbbd292a8c26ba64213d1cab28f43b00d7878a35d17f8e0d |
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 | ftnZd0b7mVMvtpvLUEWFyggqhBLcj9ZjjlfDyeDZ4ekaDBov6krUWYQ8St5GtRjpj/AdwW2q0+QRKJ+HqYSZAQ== |
| 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
| 2026-09-17T11:02:22.642082Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049518observed 78ce1d57bd57eab964786941a1a1d7ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:22.622959Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049518/manifest.jsonobserved f4c980746f592b5ffbbd292a8c26ba64...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:22.603268Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049518/publication.mdobserved 35467806c7c3099df66c2aa0551d400e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:22.582247Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049518/publication.txtobserved 3af0f1895d6ed7b2cc0e5f2926c383f9...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. |
|---|