OpenTechnical

OT-2026-000098788

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, pump fed, manifold pressure sensor, 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-2026-000098788) never changes.

Identity and time

Publication numberOT-2026-000098788 · never reused
Internal UUID01a0aea2-42af-7f2e-9ba3-90a546f14817 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098788
StatusPUBLIC

Content hashes

Canonical textfc570d644677517cb126ce5499ca61235f82c3756dde41bb141a2e5019004e84
Markdownc758bcd9ebdadcbc34d62c7739e77e3c3ca56f3632cea60ce4021e4774c3d6a1
PDF
Publication page136328cd63f9f9935294a9cbb54d96afba8fdae0581bff0970717305dadcb735
Manifest0bd30c6e4cfe41acc60367daa0e8de0288eb5cbacaa64938b820ce7ebe63de29

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
SignatureXM3MWGFar9h0nK6jc+8kLHIP2CRYEOveBVmNaUrkKbT1D2CDAuNDCn+7I5QrfdOvK9Kg/avFAXgXC6bKIZPlAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:06.857853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098788
observed 136328cd63f9f9935294a9cbb54d96af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:06.840025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098788/manifest.json
observed 0bd30c6e4cfe41acc60367daa0e8de02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:06.822077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098788/publication.md
observed c758bcd9ebdadcbc34d62c7739e77e3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:06.803056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098788/publication.txt
observed fc570d644677517cb126ce5499ca6123...
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.