OpenTechnical

OT-2026-000069092

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000069092) never changes.

Identity and time

Publication numberOT-2026-000069092 · never reused
Internal UUID01a0ae90-6dce-7fff-adc7-086c4a7af3b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069092
StatusPUBLIC

Content hashes

Canonical text0c7441a2d161719ed32ec19260cd40ffdb9ad347d369497d61ddd63002896203
Markdown70071b3ea8977bd99cd719397c1c36989618c9f5c8eebd670bf512a8c1f945b5
PDF
Publication page93f436c51fc203a2d1888dcf563b5fa5766b359d3cee8be10020aa1e98f45980
Manifest0ee48adebf8e1200933b73c6882710c7d9b329d9a8aa31cbc00d51f4372a4ac0

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
Signatureq6PIKVNsKRFnHcuAGVTyQuYMmqSliqtAbt3MtjoPJqF44sIbgHgRg29plHGQx21laVxYtQ63zBg0A0NDrhFdCQ==
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

2026-09-17T10:28:57.781658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069092
observed 93f436c51fc203a2d1888dcf563b5fa5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:57.764338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069092/manifest.json
observed 0ee48adebf8e1200933b73c6882710c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:57.746924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069092/publication.md
observed 70071b3ea8977bd99cd719397c1c3698...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:57.729450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069092/publication.txt
observed 0c7441a2d161719ed32ec19260cd40ff...
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.