OpenTechnical

OT-2026-000042606

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, sustained 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-2026-000042606) never changes.

Identity and time

Publication numberOT-2026-000042606 · never reused
Internal UUID01a0ae7a-c0ce-79ce-9355-481ca0126a59 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042606
StatusPUBLIC

Content hashes

Canonical textfe06dec61f3bb65cec479572c032720f517abe42b7632aa0412c7b8ec81380f8
Markdownc3bdc72cb92df133188cd704a417827daabed5b49f30cb334357a14a300440d4
PDF
Publication pagebe32b8821a86c858c57a32fe360de4e700f2b0f420151adb065981a47a0882b5
Manifest187b0a9da6fcc11a5968193c96c4fb2564623f7c5301d87df758d231540e8bf9

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
Signature7zKuf4W6Ylo2yQMwYNZ60TeznSEVcGQAghxTbJRlliTWfDPae9K8mGFfnFiZdBsxFBdRnw+KFR6vGyepxWsZBg==
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

2026-09-17T11:14:19.953355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042606
observed be32b8821a86c858c57a32fe360de4e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:19.936260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042606/manifest.json
observed 187b0a9da6fcc11a5968193c96c4fb25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:19.917617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042606/publication.md
observed c3bdc72cb92df133188cd704a417827d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:19.899971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042606/publication.txt
observed fe06dec61f3bb65cec479572c032720f...
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.