OpenTechnical

OT-2026-000032289

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000032289) never changes.

Identity and time

Publication numberOT-2026-000032289 · never reused
Internal UUID01a0ae75-106d-75eb-9838-6001be1408e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032289
StatusPUBLIC

Content hashes

Canonical textfe402484225f2d13744c5ac11d1e85af72dd9185ed2b1b9517607ab32cfd4d5c
Markdown09cb6c9f5207d16871a289790fbda79429d7972dffc08875d559d2605d2fd4d8
PDF
Publication pageae75738870502bd58e1911855b1ac83b12732f20b0a8ad464cf1cf02e33b9560
Manifestf554487b8c2b848014b6c50b44125e9f4bfe1e2ee568baef8aff4a0a5d6841e4

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
Signature9f7yoAsgob/2W3AKU7yVGAmP1dR0pxGWakCWkfLxjPt1V+8GQaaGhvZxDZRp+ysoDkuOWuauKSPM2BVuViYfAQ==
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

2026-09-17T11:33:06.884745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032289
observed ae75738870502bd58e1911855b1ac83b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:06.862289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032289/manifest.json
observed f554487b8c2b848014b6c50b44125e9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:06.843442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032289/publication.md
observed 09cb6c9f5207d16871a289790fbda794...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:06.823455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032289/publication.txt
observed fe402484225f2d13744c5ac11d1e85af...
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.