OpenTechnical

OT-2026-000102062

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, three stage ejector, pulsed blow-off after set-down, on a tool changer

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-2026-000102062) never changes.

Identity and time

Publication numberOT-2026-000102062 · never reused
Internal UUID01a0aea4-50f2-7acf-9966-a13b075f893c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102062
StatusPUBLIC

Content hashes

Canonical text7b6ed5432804f97a4924b02c4631a8fd0cb6f344946f21b69241b64c8fbb4495
Markdown1684b0f9af384b661e07916fc7076cc1e8eab227bec7e807f8967fa8e1700a27
PDF
Publication page2595ab022482345e89cc8fd756542c412ad2e8dd36aef2e240956ba161c2acf1
Manifestf40da7009dd20603b0209582e799062a42d600e2437f814ebedb9ff47dc394fc

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
SignatureFJttR3Gbbvz9KrFV3wKjSjfnXTobffXUWRCX5aqLsKwD7XaOEimtNB4X1s3vvlF4r5VlC4ofgK7xe2MK4NmmBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:12.367931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102062
observed 2595ab022482345e89cc8fd756542c41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:12.349556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102062/manifest.json
observed f40da7009dd20603b0209582e799062a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:12.331324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102062/publication.md
observed 1684b0f9af384b661e07916fc7076cc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:12.314573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102062/publication.txt
observed 7b6ed5432804f97a4924b02c4631a8fd...
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.