OpenTechnical

OT-2026-000012424

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, pulsed blow-off before 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-2026-000012424) never changes.

Identity and time

Publication numberOT-2026-000012424 · never reused
Internal UUID01a0ae6d-39f6-793f-b5e7-b5ffddab6c85 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012424
StatusPUBLIC

Content hashes

Canonical text44642e6089635a4370c8ab3408e0adab863decd8b170a1e1c1aaaa18103b7383
Markdowne6b8c56570fa77638347d2918893fb1fa51afdbc469caba0acdf301e63f2ba19
PDF
Publication page327e0947c05dfaaf6d471455f9ec078a638aca4f16c2479210299416c3942eda
Manifest3f713321a4026a1cea2b9490e87f718e499bb639c3f8cc72bbbf6ffb7d52a948

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureZ2g6ecq0sh+xGbIGXVDOe2roGQXEiqUK3nHx3B22RauI3Au81YNr5TgoSVXmV2nXnDluNoctM+JL6v44hZ+eBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:11:55.282121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012424
observed 327e0947c05dfaaf6d471455f9ec078a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:55.264396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012424/manifest.json
observed 3f713321a4026a1cea2b9490e87f718e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:55.246543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012424/publication.md
observed e6b8c56570fa77638347d2918893fb1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:55.229987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012424/publication.txt
observed 44642e6089635a4370c8ab3408e0adab...
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 archivePending 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 packagePending Custody packages are produced weekly.