OpenTechnical

OT-2026-000101729

Publication integrity record

Four bellows cup vacuum gripper, four zone face, two 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-2026-000101729) never changes.

Identity and time

Publication numberOT-2026-000101729 · never reused
Internal UUID01a0aea4-0e17-78d4-989b-71015e28dbc7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101729
StatusPUBLIC

Content hashes

Canonical texteb24362284c423d6a2bb52fc8f4fa35da1c674d29a28bf6ec81d990512325dc9
Markdownc1a959fc836ce1be7958ec4787cdf481c6f0e6187d3415e398e5244ad0fe9f54
PDF
Publication page39bdd54324ca174fa03fb4b948e510d2874ea06390eef84bc8c66dd8918a22c9
Manifest8a9814459c26f1e20acc01bfafb8e09985f3070c6cdf6f735ad1c1feb6b1b274

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
Signatureqay/NJhE9uoyJ3i3IrakKkHLlT09w65QQr2XcwJYtdojHZsElLoaXjYynTjrdaSPOGQZrZEv1XQ6w1eQywOcCw==
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

2026-09-17T09:25:46.907570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101729
observed 39bdd54324ca174fa03fb4b948e510d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:46.889726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101729/manifest.json
observed 8a9814459c26f1e20acc01bfafb8e099...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:46.872167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101729/publication.md
observed c1a959fc836ce1be7958ec4787cdf481...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:46.854709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101729/publication.txt
observed eb24362284c423d6a2bb52fc8f4fa35d...
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.