OpenTechnical

OT-2026-000085234

Publication integrity record

Foam pad vacuum gripper, four zone face, four 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-2026-000085234) never changes.

Identity and time

Publication numberOT-2026-000085234 · never reused
Internal UUID01a0ae99-43bb-7384-b748-3c7592b4398e · 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-2026-000085234
StatusPUBLIC

Content hashes

Canonical textddde95185b3319a2188ad92e14e29de94c8e877c3b418fb0aa9e064f666d4f6c
Markdown2381dc1357c6a27f57b5997e88bc080246765d12315e438cf35721b9714b5e24
PDF
Publication page8d843f427b7a2e9e962b529b2c32423eeffbb8826998fec0964b3b600a19cecf
Manifestfc91b77603bbc53fdef77a67ac068de50bf824dd8c0553afa3de2ad15f10f962

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
Signaturetf13Ye9KrVJ/nRa6XD0ExKtPxXUVRqFBk1+76EEHEihdTlolJe0KOu4v4mq31a4k62ouqEJ/6jz+BZTMcYXRAg==
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

2026-09-17T09:55:19.914838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085234
observed 8d843f427b7a2e9e962b529b2c32423e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:19.896832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085234/manifest.json
observed fc91b77603bbc53fdef77a67ac068de5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:19.879639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085234/publication.md
observed 2381dc1357c6a27f57b5997e88bc0802...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:19.863080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085234/publication.txt
observed ddde95185b3319a2188ad92e14e29de9...
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.