OpenTechnical

OT-2026-000102168

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, 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-2026-000102168) never changes.

Identity and time

Publication numberOT-2026-000102168 · never reused
Internal UUID01a0aea4-50f3-7222-84c5-e4fd93e8c7af · 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-2026-000102168
StatusPUBLIC

Content hashes

Canonical textf227313db9eb219a1a6792f524a8b9db8b8b462b3397ffd0c12562e6edff04bc
Markdowne4e268287d1cca65d1e726b4e692fa37d706ad6df14f3ee66d8eb45b828348da
PDF
Publication page1325303c4149f39a5847c3ef2aeff062929f2f416cb8be30be1e0e33636c4af5
Manifesta119feefb39baef104c42db3adaf7a3a3b8f32624985cf975c1692c119991484

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
SignatureCgYtybvBuTYUcTTEziPjFL0RVpmlyExGgSMgd7gLRnnfSJ6pGy6VTtDKu/3u2sR0iCe2WLBt2Y1oYQTOk4PxBA==
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

2026-09-17T09:25:20.333367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102168
observed 1325303c4149f39a5847c3ef2aeff062...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:20.315767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102168/manifest.json
observed a119feefb39baef104c42db3adaf7a3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:20.297958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102168/publication.md
observed e4e268287d1cca65d1e726b4e692fa37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:20.279396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102168/publication.txt
observed f227313db9eb219a1a6792f524a8b9db...
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.