OpenTechnical

OT-2026-000100027

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, pump fed, 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-2026-000100027) never changes.

Identity and time

Publication numberOT-2026-000100027 · never reused
Internal UUID01a0aea3-1474-792a-a6bf-647153f115a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100027
StatusPUBLIC

Content hashes

Canonical textc527c223752e98155ec43f55718c7b903fe2addf52f0085a3c0f1dadc3245e7f
Markdowna98432cd152a6bcf6437a4ca582191e43e0330277faac3c2a7fab2ccfe966d43
PDF
Publication pagefbf8c35312e33d1de612eec733c734cd3b3b6f29c28fdf733b6dcea329e3acb7
Manifesta430adb7b0c1077f23b2c046b762613c08f1cbd74b0929f0d7d79c81640eb97d

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
SignatureYOfw32zjD0s6ZaoZ/NTc1t8fVysf7HjpBOpi/61zJW2yEqgt67LpSi2LOifBhgVEKoBBC+rmIjaEud/WkIURDA==
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

2026-09-17T09:28:57.697596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100027
observed fbf8c35312e33d1de612eec733c734cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:57.676678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100027/manifest.json
observed a430adb7b0c1077f23b2c046b762613c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:57.657609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100027/publication.md
observed a98432cd152a6bcf6437a4ca582191e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:57.639831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100027/publication.txt
observed c527c223752e98155ec43f55718c7b90...
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.