OpenTechnical

OT-2026-000099118

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000099118) never changes.

Identity and time

Publication numberOT-2026-000099118 · never reused
Internal UUID01a0aea2-8287-77a6-a5b7-c6caa61839b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099118
StatusPUBLIC

Content hashes

Canonical text6b21a5446062c2efa95577c5b2f33c55f5a0c0a968677ff8c86d90e5aa2eeca7
Markdowna814bf44921e1806ea84cd928c08b7ab71d09c8fe5b0941fbb6217162d4aab92
PDF
Publication page38a38ce7a376f759b765a2132784ae71a8d1b2098db11c2ae42eab1618233e32
Manifest7332d69aedb4860c9419a67972b52cef3910162efb4f51edfc81b824b6e95856

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
Signature92oeVBz16Rn01/F+wx3QsqK0/elLjkjlHr5rrUVU2cAq1OojAYWsP7Wik34leoZzcQbaTE41joYSelX9TCFdCQ==
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

2026-09-17T09:30:21.968334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099118
observed 38a38ce7a376f759b765a2132784ae71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:21.949508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099118/manifest.json
observed 7332d69aedb4860c9419a67972b52cef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:21.931231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099118/publication.md
observed a814bf44921e1806ea84cd928c08b7ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:21.912159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099118/publication.txt
observed 6b21a5446062c2efa95577c5b2f33c55...
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.