OpenTechnical

OT-2026-000022942

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, sustained 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-2026-000022942) never changes.

Identity and time

Publication numberOT-2026-000022942 · never reused
Internal UUID01a0ae70-46ec-7a09-b8a8-15a92eb0d13a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022942
StatusPUBLIC

Content hashes

Canonical text416f18e0412ab0824f313531a3a4162716d04c0f10be1660e25853d5fda36d5f
Markdownca7c05d45cb355567bdd6852af93f8184081bc17662273c439d5c5087d937a07
PDF
Publication pagefc444d4975fc14bcbe56971e7e27a894edd5de24a7455900d444fd50f9b0676c
Manifestca692d136e499058870f99c68f51a3d9cd58cc495b74ce9f085fe15fe76e47c6

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
SignatureDHkU4j/20xnVb9zxDqACSqQaKi/Z0W6wrBN6tT8Uf5r81tOXKGoYwIQXRXivVzynRSnWMop/GV/i+Ezcc1hyAw==
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

2026-09-17T11:52:31.449730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022942
observed fc444d4975fc14bcbe56971e7e27a894...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:31.431890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022942/manifest.json
observed ca692d136e499058870f99c68f51a3d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:31.414883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022942/publication.md
observed ca7c05d45cb355567bdd6852af93f818...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:31.398417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022942/publication.txt
observed 416f18e0412ab0824f313531a3a41627...
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.