OpenTechnical

OT-2026-000103523

Publication integrity record

Three bellows cup 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-2026-000103523) never changes.

Identity and time

Publication numberOT-2026-000103523 · never reused
Internal UUID01a0aea4-e461-7737-8684-d196cfbe1bce · 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-2026-000103523
StatusPUBLIC

Content hashes

Canonical text488d11074a6423a624242a758c01d42e750e44df91d69835c7f59cdb345975cf
Markdown7563161f8e9f8bea60f02a881c8a563e7c32fecb87fe5b280354cae68691191a
PDF
Publication page4001cb292d4f367a2b9e3672d7ea0efa057f9b045823619919efd72f7a63067e
Manifestac3f50106bfb9258864b714bb13fdc1d8ec24e08f2777813d70247e922d4f68c

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
SignatureddTTyltbygNR0kvrCVov1+poNLd6BB2sUiuQ8loW51l1yfowfBzdjurNnhLEByFqWGdjkqlZu/IFbnw82DrPCQ==
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

2026-09-17T09:22:17.648119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103523
observed 4001cb292d4f367a2b9e3672d7ea0efa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:17.630217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103523/manifest.json
observed ac3f50106bfb9258864b714bb13fdc1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:17.613118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103523/publication.md
observed 7563161f8e9f8bea60f02a881c8a563e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:17.596531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103523/publication.txt
observed 488d11074a6423a624242a758c01d42e...
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.