OpenTechnical

OT-2026-000099107

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before 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-2026-000099107) never changes.

Identity and time

Publication numberOT-2026-000099107 · never reused
Internal UUID01a0aea2-8287-7f93-add4-273f61748e4e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099107
StatusPUBLIC

Content hashes

Canonical text3ec061c40a34d965a7a71934bd963c95e7cc6db81c0796a5c293246a9bc7dd85
Markdownd2092ba501a66e106f10de8bb802ad907583ef7b2bfe0c4e66ba2af26bcc2e81
PDF
Publication page70f2da8d05c18cafec6d5eddf0d71d09d479c16cdd9949886c76cd385057abe9
Manifeste678c22fa294949b9e2038520411f9349274a22068f89ad66ddf68ec892d98cd

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
SignaturekvoWtw3zmZjNtKvkzKIM0OPr6uzVn+FkYfSiC2aPXKlB80xchv7w4uWmTpA91ffz468lLpH7pWMKfNAQhT8BAw==
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

2026-09-17T09:30:21.080458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099107
observed 70f2da8d05c18cafec6d5eddf0d71d09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:21.061411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099107/manifest.json
observed e678c22fa294949b9e2038520411f934...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:21.042081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099107/publication.md
observed d2092ba501a66e106f10de8bb802ad90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:21.021952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099107/publication.txt
observed 3ec061c40a34d965a7a71934bd963c95...
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.