OpenTechnical

OT-2026-000102565

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000102565) never changes.

Identity and time

Publication numberOT-2026-000102565 · never reused
Internal UUID01a0aea4-858a-7212-bced-7f03eb3132b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102565
StatusPUBLIC

Content hashes

Canonical texta50b04920594a29edfd49d5178015d2e39ebb15f112e245104fab14ac4dddcad
Markdownffeb43f7be1159f1e7a49ba056ecba638f179cceffd0bccc9cb73e786b11bf41
PDF
Publication page20ccba427430e55cf7344cfbf11d895619ffb43aa59f8ef15af46cfd5a17b794
Manifest547aa80553f2baeb2c038fab288f481c87ef02dd9d66e6b4e724ce632b290bac

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
SignatureFjGRE7mdLMye0i3Vl+QMbIHNVlIcqY58Bbua6zkfaScIhlX6Sp+DQXGNoMT6xhY11R/2fk1g0eU2bCgyd0DJCg==
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

2026-09-17T09:24:02.868057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102565
observed 20ccba427430e55cf7344cfbf11d8956...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:02.848723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102565/manifest.json
observed 547aa80553f2baeb2c038fab288f481c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:02.831042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102565/publication.md
observed ffeb43f7be1159f1e7a49ba056ecba63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:02.812675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102565/publication.txt
observed a50b04920594a29edfd49d5178015d2e...
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.