OpenTechnical

OT-2026-000097255

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, two stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000097255) never changes.

Identity and time

Publication numberOT-2026-000097255 · never reused
Internal UUID01a0aea1-01ca-7c5e-9f58-d16c2b7e1848 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097255
StatusPUBLIC

Content hashes

Canonical textf7f32b676d9033410b29504fd07be6ccef49adf3f551f671f6b29894cc9749ce
Markdownfdde3051bbb68eec13f75305031985322b743cf8211092dbcd7a88303b4236ad
PDF
Publication pageb2fd9c93da71349fec9f9f5c98486de667391e4dc035c7130d388ada452cd909
Manifest3bd073fceec18d929202436ff5d60de3fa319305c36c5786580f9228ec175f92

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
SignatureUCNq8f2uBABtbJETWeV7Yf1Mz0uT0h2tkOaOdd8xQHW4a36X8s6hRYPxAOobRkGOPjvlXv9xYG9IfYqP/9PhCA==
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

2026-09-17T09:33:30.593696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097255
observed b2fd9c93da71349fec9f9f5c98486de6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:30.576743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097255/manifest.json
observed 3bd073fceec18d929202436ff5d60de3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:30.557684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097255/publication.md
observed fdde3051bbb68eec13f7530503198532...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:30.532758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097255/publication.txt
observed f7f32b676d9033410b29504fd07be6cc...
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.