OT-2026-000052452
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000052452) never changes.
Identity and time
| Publication number | OT-2026-000052452 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573a-7874-8594-04c705ac639f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052452 |
| Status | PUBLIC |
Content hashes
| Canonical text | e65c15a9922a5d351a4295556ee2b482015404ca4c5335a6246b0533fdeca08b |
|---|---|
| Markdown | d0376946a5e66e38ef4daa98023c4ff99f631609b8a7de5faf8b04868b2923df |
| Publication page | 8d7bb8c73c087196a6f43f93647357d93de8bb11f4a633a917811a8799407c4e |
| Manifest | b0fcf2a3b54808b593de002f7042ee86f56b7dbf374855f050665b5d0e6c89c2 |
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 | ZcqtdqQpZly+mLbUzFcKbPtqc7RLTBylF3Svn6SHWZ+GNHwcxiEXpqoeVWUX1kBGmT4Sa6YUYQZj+dXEYaAkBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:04.585586Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052452observed 8d7bb8c73c087196a6f43f93647357d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:04.565391Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052452/manifest.jsonobserved b0fcf2a3b54808b593de002f7042ee86...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:04.545470Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052452/publication.mdobserved d0376946a5e66e38ef4daa98023c4ff9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:04.527307Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052452/publication.txtobserved e65c15a9922a5d351a4295556ee2b482...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. |
|---|