OpenTechnical

OT-2026-000075071

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000075071) never changes.

Identity and time

Publication numberOT-2026-000075071 · never reused
Internal UUID01a0ae93-ac2e-700c-bb05-f1fe3318e3db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075071
StatusPUBLIC

Content hashes

Canonical texta435c2ee1616cb8ad398cb767f3986e027f7b2663866f4576f156b4405c78aae
Markdown7e5c19b04621dae0d52a2e5fad92246f608d926c4d6bd89c11f541b069b6da64
PDF
Publication paged3c61e4ff23080de124aa24b977f54b731a2d3ef3921c04cd3347ca9d1283d85
Manifest359c1605ad2eeaab8348d965afac67cd5a50d1bc11cfc7d553563994904e0b98

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
Signature+uYsen5FHZdu11aQfhuKfxwKFAxFCms9Pl1M7Xz9nvuEJYVryjsqg/8aZ083EETl/+UKt+zOeFofFYB96efbAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:18:53.454060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075071
observed d3c61e4ff23080de124aa24b977f54b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:53.437865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075071/manifest.json
observed 359c1605ad2eeaab8348d965afac67cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:53.421093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075071/publication.md
observed 7e5c19b04621dae0d52a2e5fad92246f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:53.405756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075071/publication.txt
observed a435c2ee1616cb8ad398cb767f3986e0...
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.