OpenTechnical

OT-2026-000008426

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, pressure sensor per zone, pulsed blow-off after 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-2026-000008426) never changes.

Identity and time

Publication numberOT-2026-000008426 · never reused
Internal UUID01a0ae6a-e46a-7dee-942b-69eadf2fa187 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008426
StatusPUBLIC

Content hashes

Canonical textce0ae6bb6159cbd9b5729090a9e210eb43988acc7ca7f4d6c9dff95fe573308f
Markdownc1d2bb8ba0072382b09c8a9f2155adcead1546c1bd772e4b471bc240006910d3
PDF
Publication page580ffb85587c7826abaec4d40cf2fa5979164865fdb441e894432caebab68ef3
Manifest445465a1b657b16f4b1c4e9b46a985d6e3445ad641f20bc11b16a99205e6d00b

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/bZhZVPAjIEIZ8eiE6Vh0Rd6gI8rznKZn6qfRTtQmKWflFzW59FJTdngCL2tb7nln0ZPqp2T/QMotyKPqIsEDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:16.840965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008426
observed 580ffb85587c7826abaec4d40cf2fa59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:16.821742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008426/manifest.json
observed 445465a1b657b16f4b1c4e9b46a985d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:16.797978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008426/publication.md
observed c1d2bb8ba0072382b09c8a9f2155adce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:16.693547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008426/publication.txt
observed ce0ae6bb6159cbd9b5729090a9e210eb...
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.