OpenTechnical

OT-2026-000079033

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000079033) never changes.

Identity and time

Publication numberOT-2026-000079033 · never reused
Internal UUID01a0ae95-ccbe-7242-a554-b013c9db4b8f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079033
StatusPUBLIC

Content hashes

Canonical textc390addbf2770e994b1264246860a10ce841a616396cbbe2142fb768674d6b70
Markdown67ff38f79e3e98dcd06f10fa1c474adbfa35f0260f3161b0dcc127f99b6590a9
PDF
Publication page365cfe198efaca165888c24723c7eb2753a8a9d560c18b0a75d37537ea7c4712
Manifestc2fa5c13bbb51f54b9b071d13b28e86594494963083d0a2ccaedbd531a77ec36

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
SignatureR9fijqabseVG24ko4qLinlAHhcMNtjpm88JUsFs54bViU+0rmTe8B8XrSKOFoh8MFWr+XeRSMwOjegSZWUxUCQ==
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

2026-09-17T10:05:52.361756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079033
observed 365cfe198efaca165888c24723c7eb27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:52.345487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079033/manifest.json
observed c2fa5c13bbb51f54b9b071d13b28e865...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:52.329278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079033/publication.md
observed 67ff38f79e3e98dcd06f10fa1c474adb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:52.312408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079033/publication.txt
observed c390addbf2770e994b1264246860a10c...
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.