OpenTechnical

OT-2026-000100186

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, two stage ejector, pressure sensor per zone, 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-2026-000100186) never changes.

Identity and time

Publication numberOT-2026-000100186 · never reused
Internal UUID01a0aea3-3052-70bb-87f8-4ebc40e1e0cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100186
StatusPUBLIC

Content hashes

Canonical text14cbb9c701c1e1ecd960354e70f356fc92d786e9e193c45a46da23f60043f333
Markdownc02d67de1296b47440aa35e4e533bbf00c4a10bf079a92613ac1d5a1cd1f50fb
PDF
Publication pagebd8808a7e7cabf5fea8c3395dfdda9ef61b3094b2e427de504aaf03c42875cf1
Manifest3497564faafae36c5cc40de6288137bcd52e1da0af2b84763bb317cad89a4dcd

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
SignatureIxcX8gilxzqmOqswhWbtOFZadZXUVKs8goxXX6n4Wz14Yq70YhrGgqT04RMMpVzxEDIWnz6H97WIAiP1W5RyAg==
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

2026-09-17T09:27:54.178913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100186
observed bd8808a7e7cabf5fea8c3395dfdda9ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:54.162053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100186/manifest.json
observed 3497564faafae36c5cc40de6288137bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:54.143993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100186/publication.md
observed c02d67de1296b47440aa35e4e533bbf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:54.127940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100186/publication.txt
observed 14cbb9c701c1e1ecd960354e70f356fc...
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.