OpenTechnical

OT-2026-000095175

Publication integrity record

Foam pad vacuum gripper, four zone face, 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-2026-000095175) never changes.

Identity and time

Publication numberOT-2026-000095175 · never reused
Internal UUID01a0ae9f-8f6f-7277-a897-f3c077062225 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095175
StatusPUBLIC

Content hashes

Canonical textdabf1f6890d99b1f9072f3f681d9e2fbfc8e28849c0cdbabe47158bf8c657beb
Markdown2d5fbddabb22f10cb60f82352adb2544fabef272062d5dfa46d16c880e325e06
PDF
Publication page4c365229033aee26d42d340825e5c36006801a56a4b5ccbe24dc2ef501c2d069
Manifesta9ed8901302645be6c8dbbec046012b5e27fb2b84f3388d3f3b31c5643c7bf0b

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
SignaturervupdMW4kjks86CEanpl+ZZGeEpJ7sv0UhkuYTe4ThUp5Ci7EUI5gKEO8/nFuy0vqrpVyOD38I0w53i39J7qCg==
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

2026-09-17T09:36:29.078536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095175
observed 4c365229033aee26d42d340825e5c360...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:29.060713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095175/manifest.json
observed a9ed8901302645be6c8dbbec046012b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:29.041684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095175/publication.md
observed 2d5fbddabb22f10cb60f82352adb2544...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:29.023763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095175/publication.txt
observed dabf1f6890d99b1f9072f3f681d9e2fb...
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.