OT-2026-000019262
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off before 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-2026-000019262) never changes.
Identity and time
| Publication number | OT-2026-000019262 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f392-75b3-87e9-f94c387984d9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019262 |
| Status | PUBLIC |
Content hashes
| Canonical text | bf8f85f2f9b0c90fdd07224dc7c878cb1ec8725e8ce3693b1d190399c91e592b |
|---|---|
| Markdown | 832728c5d46eb7596f5d47a3aebe9014bd84c84adcf4b8bd9c99ce4adaca43af |
| Publication page | 5f1fc92371a0ea5a3abc8b6ffdbdb059c543dac6c6383cde14e4b6e7ee42e2cd |
| Manifest | 214c32f891afb099ea239b7c15a107c59c359dc09f8a4d69a1c7439f87681399 |
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 | OYXRPr307eSk/Jr61W8Hh3JQrNvoEZMRPjhH/p72oBCDpBsE1UpqMvHbuy1PBCkATvV4JmpIWj7ftt1ZPUrzCg== |
| 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
| 2026-09-17T11:58:36.698539Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019262observed 5f1fc92371a0ea5a3abc8b6ffdbdb059...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:36.668799Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019262/manifest.jsonobserved 214c32f891afb099ea239b7c15a107c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:36.395717Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019262/publication.mdobserved 832728c5d46eb7596f5d47a3aebe9014...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:36.377997Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019262/publication.txtobserved bf8f85f2f9b0c90fdd07224dc7c878cb...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. |
|---|