OpenTechnical

OT-2026-000006209

Publication integrity record

Vacuum cup gripper, three outlet manifold, two stage ejector, contact triggered, silicone cups, flat form

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-2026-000006209) never changes.

Identity and time

Publication numberOT-2026-000006209 · never reused
Internal UUID01a0a953-0626-7252-aa55-6bae99c2b555 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:26:25.705842Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006209
StatusPUBLIC

Content hashes

Canonical text8dc73d251bbf7d8a6aa174ee47bd8d0dfd81f0872772dfdab48db6e026c62174
Markdownee918b9635b8a79a064a4fe29b200e6d206a674d090cdbb3dab049e9436090be
PDF
Publication pageb0dd03df749777d0098de39343bfbbae825d04dd98d462ad9ce58f6fe48cb498
Manifest3d9b886f06572ddcfc80ee5fca0408546ae45929dbdb41a7ce0021b5b686e94b

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
SignatureCQ8IZ9uu1zkXRh+mRrUhCWOPsk+2KYh5nMNEULR92iGmb2Oj9pJs44NawZ17ZhJ4Cn+LGjFyBLkGTa7nqSTXBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:30:14.895159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006209
observed b0dd03df749777d0098de39343bfbbae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:14.879690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006209/manifest.json
observed 3d9b886f06572ddcfc80ee5fca040854...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:14.740912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006209/publication.md
observed ee918b9635b8a79a064a4fe29b200e6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:14.726845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006209/publication.txt
observed 8dc73d251bbf7d8a6aa174ee47bd8d0d...
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.