OpenTechnical

OT-2026-000006282

Publication integrity record

Porous face vacuum gripper, three stage ejector, pressure verified, sustained blow off after set down

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-2026-000006282) never changes.

Identity and time

Publication numberOT-2026-000006282 · never reused
Internal UUID01a0a955-7429-7ec1-9d25-67b0e9eee0d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:29:04.940837Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006282
StatusPUBLIC

Content hashes

Canonical text5167321452efb8dc27f157b31a945c42c5933ed302604bc4b4da64da4b1a6614
Markdown8888b675175ca236ff56cbb92d6135cc393944193c84d2302850b2658e2cb523
PDF
Publication page404358db29c42fd7473abcb8e98d28336815f48054e2db90e9df69023c67ec14
Manifest05c4df06ccf76dea48f8cc86a43515035ae5ce19b7eaa1dcc762046591bb5f30

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
Signatureqbsx3kO7sWoVKrn9KvUsTeQ2R9uXo/G9DbGlqaO3X+HOvjs6R81pvPzxt7eYxlnPjIu2wpvLf91xAgxF50k2Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:30:06.130682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006282
observed 404358db29c42fd7473abcb8e98d2833...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:05.988644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006282/manifest.json
observed 05c4df06ccf76dea48f8cc86a4351503...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:05.973820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006282/publication.md
observed 8888b675175ca236ff56cbb92d6135cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:05.959393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006282/publication.txt
observed 5167321452efb8dc27f157b31a945c42...
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.