OpenTechnical

OT-2026-000095099

Publication integrity record

Three cup vacuum gripper, three zone face, three stage ejector, pressure sensor per zone, sustained blow-off before set-down, on a tool changer

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-2026-000095099) never changes.

Identity and time

Publication numberOT-2026-000095099 · never reused
Internal UUID01a0ae9f-2df1-75a7-83d6-8b514f3e70de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095099
StatusPUBLIC

Content hashes

Canonical text4133d685fa2c07fd28c6784a67f636796d355fe38b5d5b9faab7be4b457f3ef3
Markdowncf047de8909e336b754e61dbb60cc79635e7237458903b16be87734aa7427407
PDF
Publication page9c28633883db1a572906845f23016a280bc560047b62d7c8ac88a0add54df45c
Manifest05dc29ef3962ab18197b939c298cbbd0dc6ba8935545d31338a930d2795f4e0c

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
SignatureRimJkNk/OwvG5HYHDKNnfSY/JgQjgITcbDbn7CDlGNZu1C9JgkeQzzbY6NHoaooxhuzYKkvmVlRJc2NzImYwCA==
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

2026-09-17T09:37:42.447087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095099
observed 9c28633883db1a572906845f23016a28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:42.428966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095099/manifest.json
observed 05dc29ef3962ab18197b939c298cbbd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:42.409615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095099/publication.md
observed cf047de8909e336b754e61dbb60cc796...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:42.391058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095099/publication.txt
observed 4133d685fa2c07fd28c6784a67f63679...
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.