OpenTechnical

OT-2026-000099465

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, two 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-2026-000099465) never changes.

Identity and time

Publication numberOT-2026-000099465 · never reused
Internal UUID01a0aea2-c974-732f-8ccf-bcb317f4501d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099465
StatusPUBLIC

Content hashes

Canonical text37d9ab5d352ae3a683f123412b3180c3603111194abcbc4cd2395ce144d267d4
Markdown05a4fb8852fa9e078ee96e64b964a54b33097089adc8930ff44898d49681e948
PDF
Publication page7e8ab04d97afbbed5c3af9762900a843d04a37670ab5c396bd28edf7ce4397d4
Manifest5278107f5511dd9b929489dc022a4ff872486c678f107177c779c02577f97d92

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
Signature/tEbu+nkbGPemmz0NZxV+QzbM9GYlv2tR4tIfWOl0JSdHiuDCmGAZtfUkFixAvVy17FoLd73mSpYfrzI1sxKCQ==
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

2026-09-17T09:29:14.892718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099465
observed 7e8ab04d97afbbed5c3af9762900a843...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:14.875241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099465/manifest.json
observed 5278107f5511dd9b929489dc022a4ff8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:14.858829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099465/publication.md
observed 05a4fb8852fa9e078ee96e64b964a54b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:14.841364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099465/publication.txt
observed 37d9ab5d352ae3a683f123412b3180c3...
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.