OpenTechnical

OT-2026-000084984

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, pump fed, 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-2026-000084984) never changes.

Identity and time

Publication numberOT-2026-000084984 · never reused
Internal UUID01a0ae99-43b7-710f-962f-6037bcd4d42b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084984
StatusPUBLIC

Content hashes

Canonical text350338321ee9e8455f9ceb965b44875493bd07ab31d5b34a6cdbb328abc9bbfc
Markdownc7ad46c0ab3957d65aa608b80f80b3965eab49979acb968728a0b3538e138281
PDF
Publication page83166961657c6b31ffbc1f7fd52f1ca8a14975dbc5e9c0e2b0ac3b8f96a4db96
Manifest23e05f92ea49d41e8306bd763998230b4769681f2e7c57005d7e1967edac41c1

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
SignatureoTQXkFALBLMDltLvQ5DJ+SnGAEch+2pm6jnlcZ0IByzVKN7lEXuo96Jv8seB27XEfYtMzbuH75YD032J4CCZCw==
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

2026-09-17T09:54:57.631518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084984
observed 83166961657c6b31ffbc1f7fd52f1ca8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:57.614255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084984/manifest.json
observed 23e05f92ea49d41e8306bd763998230b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:57.573776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084984/publication.md
observed c7ad46c0ab3957d65aa608b80f80b396...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:57.534893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084984/publication.txt
observed 350338321ee9e8455f9ceb965b448754...
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.