OpenTechnical

OT-2026-000100170

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, single stage ejector, pressure sensor per zone, 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-2026-000100170) never changes.

Identity and time

Publication numberOT-2026-000100170 · never reused
Internal UUID01a0aea3-3052-7d69-8642-8848f8a8d6af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100170
StatusPUBLIC

Content hashes

Canonical text41fba160e088cddb93a489940fead9a5668b096a826b6c08d803f977efec9feb
Markdownea3fab6e181cdd0635f59ecd16a96ab3341ea9812868ef677196291ecdf2daaf
PDF
Publication pagee3d17763137737aeb17558355cdc791044231c130ec2030a97badc69fee478a3
Manifest8683038f5b97a74c351ad22cca843673a1118f2f99305030e9bf8f637781b492

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
SignaturedWRk3H/wPJ58Nz4RUy5BjuEFaFVwEPYnWZjtxEBHD9oBcOmyEUSI0v3AFQsJsYCoLBBRrb297QXN/+LrSz6pBQ==
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

2026-09-17T09:27:52.867763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100170
observed e3d17763137737aeb17558355cdc7910...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:52.847590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100170/manifest.json
observed 8683038f5b97a74c351ad22cca843673...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:52.829097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100170/publication.md
observed ea3fab6e181cdd0635f59ecd16a96ab3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:52.807727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100170/publication.txt
observed 41fba160e088cddb93a489940fead9a5...
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.