OT-2026-000052472
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, 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-2026-000052472) never changes.
Identity and time
| Publication number | OT-2026-000052472 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573a-7e8e-9ba8-221c5999f3fa · 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-2026-000052472 |
| Status | PUBLIC |
Content hashes
| Canonical text | b9d7b83475d3fba62a5419f1b166173ee44b12cf25f4baacd39aa0591ff153d9 |
|---|---|
| Markdown | 4a9d25d8a85c2d2a03a57ef1a1c2616ac65b0295eacb6606fb043782f39996b7 |
| Publication page | c5527ec5da65b34395de5b1c82c77a28973f2c83c77dfc1dd20d28d41c837ecb |
| Manifest | 96bc96b039d3d66d5ee9243219cca01f6acf5259e984278d510fe7b0c86eab11 |
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 | D4yNPMnyijx+xsXIuK1RalZRuy8gBXa+rY4l2t2s+1oF6yhWnSDFvkamoh+CmvTvh+TZMenFH++sFmo3z81nCw== |
| 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
| 2026-09-17T10:57:06.118081Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052472observed c5527ec5da65b34395de5b1c82c77a28...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:06.100342Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052472/manifest.jsonobserved 96bc96b039d3d66d5ee9243219cca01f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:06.080991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052472/publication.mdobserved 4a9d25d8a85c2d2a03a57ef1a1c2616a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:06.061989Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052472/publication.txtobserved b9d7b83475d3fba62a5419f1b166173e...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. |
|---|