OpenTechnical

OT-2026-000075251

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000075251) never changes.

Identity and time

Publication numberOT-2026-000075251 · never reused
Internal UUID01a0ae93-f200-7653-a3be-ccf2f320e931 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075251
StatusPUBLIC

Content hashes

Canonical text5e87cb6b4af2b8e609b7dcd8c7177b9d09fcf4f68ca92bea6ba3eca10dd145ce
Markdown592f790cb2ee5abc6bff43102970557eadb7cbd5895bf61d4607e4c084e45f37
PDF
Publication page7248983a5ef17481a609625847ac45451686a7b32d8c5140dae3574430f87d8d
Manifestd74d884e3dfd46174a2325aaded525ee4700030ed9af836b65c33cf87bf89fc9

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
SignatureCur7xpi+gnJLedl4uHppG62D9OKiUYd41ypuGXcH4ELwcb0O0JZ+keBegenYcP0xwJhjwKjHgBoOhqnlJ70DBg==
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

2026-09-17T10:20:32.550122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075251
observed 7248983a5ef17481a609625847ac4545...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:32.530703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075251/manifest.json
observed d74d884e3dfd46174a2325aaded525ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:32.511588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075251/publication.md
observed 592f790cb2ee5abc6bff43102970557e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:32.492691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075251/publication.txt
observed 5e87cb6b4af2b8e609b7dcd8c7177b9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:52.528771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075251
observed 7248983a5ef17481a609625847ac4545...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:52.510589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075251/manifest.json
observed d74d884e3dfd46174a2325aaded525ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:52.490737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075251/publication.md
observed 592f790cb2ee5abc6bff43102970557e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:52.465270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075251/publication.txt
observed 5e87cb6b4af2b8e609b7dcd8c7177b9d...
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.