OpenTechnical

OT-2026-000079161

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, pressure sensor per zone, pulsed 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-2026-000079161) never changes.

Identity and time

Publication numberOT-2026-000079161 · never reused
Internal UUID01a0ae95-ccbf-7af9-b243-8d5401e2b3f5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079161
StatusPUBLIC

Content hashes

Canonical textb0beb1dbdb76c307f2829183e03a749d22242db1c5e7323d4a780271a74f10e1
Markdown4def5f8678f27759cb6f933129bf6485829e7e4d661a79a9bba97f0ebd3b463c
PDF
Publication page460b8bfd96a7e725636c458767627ab73d753e7ac66a1cbbd01719b1f855fb58
Manifeste5ba611483eaa496773581534c524ee4fd2b22ff6fea22ba775e62476236e354

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
SignatureLeiw4/3TPnvBTXyMEAlPN2trV5Q0p6C9+swNbJKTXoXCYmtEBdUfx28uo6F9u0uyALZwgmCQssO4LdXeGOvVAw==
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

2026-09-17T10:06:00.694893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079161
observed 460b8bfd96a7e725636c458767627ab7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:00.676602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079161/manifest.json
observed e5ba611483eaa496773581534c524ee4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:00.657140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079161/publication.md
observed 4def5f8678f27759cb6f933129bf6485...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:00.639777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079161/publication.txt
observed b0beb1dbdb76c307f2829183e03a749d...
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.