OpenTechnical

OT-2026-000103532

Publication integrity record

Foam pad vacuum gripper, three zone face, three stage ejector, pulsed blow-off 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-2026-000103532) never changes.

Identity and time

Publication numberOT-2026-000103532 · never reused
Internal UUID01a0aea4-e461-7779-a020-67b4ce8cf752 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103532
StatusPUBLIC

Content hashes

Canonical textac8676185cace267814fb6d97bda6bcccd969ceadf9f7f50349c8246c59fb4c2
Markdownc0a5b1ea1b32a95cd0586b90b55cec9975b7f221f1aa22ed0bbe3f7156676ecd
PDF
Publication page6c1c7211e7b5abfd44ea7c30a9fa5eccea75be5dfbeb825503d19551d810001f
Manifest871d95e487fd52e07d30d92e5836f350b879505e117be56fc27fbdf4c4b10822

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
SignatureOignnZ7vH3F7mYQSa/qjdvNTX/Uyk0XXxInaYFOXqw0njenAZZPEf8Fb2GGQTWr4JFp/FTxyypInlziY9nGVBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:22:18.403567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103532
observed 6c1c7211e7b5abfd44ea7c30a9fa5ecc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:18.386297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103532/manifest.json
observed 871d95e487fd52e07d30d92e5836f350...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:18.367865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103532/publication.md
observed c0a5b1ea1b32a95cd0586b90b55cec99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:18.351218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103532/publication.txt
observed ac8676185cace267814fb6d97bda6bcc...
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.