OpenTechnical

OT-2026-000101411

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000101411) never changes.

Identity and time

Publication numberOT-2026-000101411 · never reused
Internal UUID01a0aea4-0e13-7668-983a-20476e39db5a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101411
StatusPUBLIC

Content hashes

Canonical text66d2422d08d88ff9bf386132236879ed89ff5eacc7df2764d42eadec12519fe6
Markdowne473273f4fa5036b370dce7906f53053ff4d734afc9e359f7d6187a6f21e0440
PDF
Publication page73957becd9f7ee4cd87ca123d7428076d49fe25dc6b6e12c0230693553522fc0
Manifest932be3661ebce4f6401775755ac3fa4d83ee5b41e1b33991d9b69175d4b12469

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
SignaturenZYFqgyjhlvjwI2wfTTO0aoX74Whs+x8kA03ibC02j24KycGBMOeB+pW0x/eNS0096yNQxNtMgxOaYvSgVvuBg==
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

2026-09-17T09:25:57.264816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101411
observed 73957becd9f7ee4cd87ca123d7428076...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:57.246745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101411/manifest.json
observed 932be3661ebce4f6401775755ac3fa4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:57.228168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101411/publication.md
observed e473273f4fa5036b370dce7906f53053...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:57.209032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101411/publication.txt
observed 66d2422d08d88ff9bf386132236879ed...
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.