OpenTechnical

OT-2026-000022356

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000022356) never changes.

Identity and time

Publication numberOT-2026-000022356 · never reused
Internal UUID01a0ae6f-f4fd-7c72-bfbb-cbcf881712e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022356
StatusPUBLIC

Content hashes

Canonical textdac060386f4a785504f73b1cb3b706cc3c3d484ce43ec94020e5ec00684d33ed
Markdown4b70b6c00d054b54e414402ec32b67a84ba182674b42f28f579e8393b4ee4525
PDF
Publication pageadf4c6c8600decfca046c11a60ee04a221fe9b51ed1355e6763df0555cf4608c
Manifest08e823927e1cf57dcb479eaeb919f6157280cde84f3924d29d691adf566840c5

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
Signaturedml5oQAPo38NwKgh0D5+ovyvuQV8CFAlbELb/EOjAxzHKsLfDttv5vVlgUYrwuoOagWTN7/aLYZt7Q7LpTJxAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:53:43.343625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022356
observed adf4c6c8600decfca046c11a60ee04a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:43.325506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022356/manifest.json
observed 08e823927e1cf57dcb479eaeb919f615...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:43.308902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022356/publication.md
observed 4b70b6c00d054b54e414402ec32b67a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:43.291501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022356/publication.txt
observed dac060386f4a785504f73b1cb3b706cc...
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.