OpenTechnical

OT-2026-000097357

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, two stage ejector, supply line 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-2026-000097357) never changes.

Identity and time

Publication numberOT-2026-000097357 · never reused
Internal UUID01a0aea1-01cb-7413-85d7-e551dd7445e7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097357
StatusPUBLIC

Content hashes

Canonical text825c4c1235b805506cc1f9371373b5ec0bfeaf2ce5f138d78558aa7e9fd04d19
Markdown20064e6b58a753f5abc7bf5e698e2bb2fe91be60fdddf54aae907326fdc3da03
PDF
Publication page634d85ffbda2798d4f16cb417f1326e8175218d051eea52927c5628e59c2d38c
Manifest484b51b5ed3e5129528c34eacc217e81693c7e28fcd1caca1843623ae33d9d8b

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
SignaturexIFSTicwGh8CFuCK+p83x2c23Mw49uoSrBPnQfgv5ilNWOGbTQ29OAA3y3tO4i+IvZbsctDFktq/lo1hUpbFAg==
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

2026-09-17T09:33:37.817406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097357
observed 634d85ffbda2798d4f16cb417f1326e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:37.798432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097357/manifest.json
observed 484b51b5ed3e5129528c34eacc217e81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:37.776731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097357/publication.md
observed 20064e6b58a753f5abc7bf5e698e2bb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:37.755577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097357/publication.txt
observed 825c4c1235b805506cc1f9371373b5ec...
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.