OpenTechnical

OT-2026-000087170

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, two stage ejector, sustained blow-off before 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-2026-000087170) never changes.

Identity and time

Publication numberOT-2026-000087170 · never reused
Internal UUID01a0ae9a-9f2e-7bbe-8b61-7fc9b5354fa7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087170
StatusPUBLIC

Content hashes

Canonical texteeec7290bba059bf992dc9fd38776ac692326ba824bd5cc3f3d9c37d71f22605
Markdownc5f927d5b2d2b0cc133253714ad2ec3e75aab5c45c10ffc2f242be5d8b28fafb
PDF
Publication pagee3132ddcc4de234e74d7670b2c7b663ff373c566de05aed4dffc518e1f4db443
Manifestb9997fcbc83d74ce662f7d1921e63b82c3573893ccec7a9f203784ed201a298d

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
SignatureeHupii0Db+Y2OBxwPIhPSSR9Y6TjvFk/EzsnS5u7upJax98FuGoeUoSP0DLH+uz0lauJ5A/rwRRNSEuqLUZiBA==
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

2026-09-17T09:51:26.369738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087170
observed e3132ddcc4de234e74d7670b2c7b663f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:26.353488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087170/manifest.json
observed b9997fcbc83d74ce662f7d1921e63b82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:26.336627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087170/publication.md
observed c5f927d5b2d2b0cc133253714ad2ec3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:26.318706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087170/publication.txt
observed eeec7290bba059bf992dc9fd38776ac6...
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.