OpenTechnical

OT-2026-000073833

Publication integrity record

Foam pad vacuum gripper, two zone face, two 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-2026-000073833) never changes.

Identity and time

Publication numberOT-2026-000073833 · never reused
Internal UUID01a0ae93-2b8d-7d6c-915c-c62840830a2c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073833
StatusPUBLIC

Content hashes

Canonical text4067e39933fc4f832c0996d22859c38a8b246ef36f12373a5d765bff7595ffe4
Markdowna6b3ce8f276cf9786d903f052d8ae7a04770745cf35db8524555b49ab4fb589f
PDF
Publication page2c42aa2c3ceb4bf6bf9810cbaf312f229839989eee1af3c8ca83f150579b5ed0
Manifestd322b596252ee5dddc14e3895b434b3047d5a9235ea2d90604ee783fbb2d9476

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
SignaturekPWQoiIQ2KHaSx31PGUlDcgn2jO8cnxmGF+Mt9pYR+nSPZwV6zhuugKXFZv2COe3e+uPC9QMixI45y2742WHBQ==
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

2026-09-17T10:19:38.317039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073833
observed 2c42aa2c3ceb4bf6bf9810cbaf312f22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:38.296988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073833/manifest.json
observed d322b596252ee5dddc14e3895b434b30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:38.254963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073833/publication.md
observed a6b3ce8f276cf9786d903f052d8ae7a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:38.119617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073833/publication.txt
observed 4067e39933fc4f832c0996d22859c38a...
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.