OT-2026-000005873
Publication integrity record
Porous face vacuum gripper, pump fed, sustained blow off after set down, closed cell
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-2026-000005873) never changes.
Identity and time
| Publication number | OT-2026-000005873 · never reused |
|---|---|
| Internal UUID | 01a0a947-b7cc-7e12-8e64-0e28d3948c77 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:14:04.751172Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005873 |
| Status | PUBLIC |
Content hashes
| Canonical text | c5a8040ca79f39ef5654bfa50465a9bdadf33b14b550f08287f335dc67ba4e43 |
|---|---|
| Markdown | 2d88cd64585bb35cdd208b6ceb342b175c97241416335e86600c7cf58b66bc49 |
| Publication page | 6e94991e90e9bde9a649802db337e960ee196b886e50c90f970d452913ca5f01 |
| Manifest | 6a5994a00862d28ac7e77591ce1e04e312be72c075aa0e7acfc3e0971a0f5709 |
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 | 8mEnrUYRXOWGcfgZTOU7Mxqgpj7pAYwhZGy8W57WGY+Zxz3e0DwhSxx9WvunRi84stFNFiprt6QsxKYY17xFDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:20:22.989947Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005873observed 6e94991e90e9bde9a649802db337e960...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:20:22.976037Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005873/manifest.jsonobserved 6a5994a00862d28ac7e77591ce1e04e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:22.960483Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005873/publication.mdobserved 2d88cd64585bb35cdd208b6ceb342b17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:22.946164Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005873/publication.txtobserved c5a8040ca79f39ef5654bfa50465a9bd...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. |
|---|