OpenTechnical

OT-2026-000062178

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000062178) never changes.

Identity and time

Publication numberOT-2026-000062178 · never reused
Internal UUID01a0ae8c-0abd-7290-8c76-17814a222d79 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062178
StatusPUBLIC

Content hashes

Canonical text3eb39f376b6d479b18624f9b2fce7461fe159eda7a098cecc99206bbae93aae0
Markdown1894452a9d405a80127a91be69771c05fbde5f8c297a1b5b05ea10ff51410017
PDF
Publication pagea517fded540b4460843d84451d89c534dad36e6d679ba984421a383106ee7111
Manifest716ddc39c7ff9e1e80a21ed5e437c512e58342bd879ad78941fdc564500520b8

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
Signatureq+ysHtNd5Zn9ZsjC/8PTfyZcecU1oqWxLn9pV8yalMDFMpk3WRvR3ZcZl+maf2ODJBQGZ+mHsrewwzRqc31ABA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:26.120335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062178
observed a517fded540b4460843d84451d89c534...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:26.100635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062178/manifest.json
observed 716ddc39c7ff9e1e80a21ed5e437c512...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:26.080041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062178/publication.md
observed 1894452a9d405a80127a91be69771c05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:26.061584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062178/publication.txt
observed 3eb39f376b6d479b18624f9b2fce7461...
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.