OpenTechnical

OT-2026-000066890

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, vented after 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-2026-000066890) never changes.

Identity and time

Publication numberOT-2026-000066890 · never reused
Internal UUID01a0ae8f-14fd-787e-b941-74cbabd6621c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066890
StatusPUBLIC

Content hashes

Canonical textc9a98d47f11dc9f8c0412003d33f7ec80fe8bf2e0f352a3fa8026993b1875b81
Markdownbf4e700f94e03306da39dc4bec41d6c0f5f3614fe274cc701a52af0fca7d0996
PDF
Publication pageb89a5c1d205c2cd5b6b986130dd2b262605866d1dc7867396de27053c74b7f04
Manifest16c4ba3f5059dd8ccdfe35c9a9dbda841b9aa78f6498e1917496f0ae779c0764

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
SignatureaGHArLo1y5ndgVoo3Ra54/729wHrkcxUe7UXCZsKzhrWVyKW8IbiXB+NlxvLtjeOjF2yuyMaQVl7Nxr6eUL8DA==
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

2026-09-17T10:32:05.431615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066890
observed b89a5c1d205c2cd5b6b986130dd2b262...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:05.412814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066890/manifest.json
observed 16c4ba3f5059dd8ccdfe35c9a9dbda84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:05.395588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066890/publication.md
observed bf4e700f94e03306da39dc4bec41d6c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:05.375784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066890/publication.txt
observed c9a98d47f11dc9f8c0412003d33f7ec8...
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.