OpenTechnical

OT-2026-000095686

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, single 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-2026-000095686) never changes.

Identity and time

Publication numberOT-2026-000095686 · never reused
Internal UUID01a0ae9f-fac4-7d1f-b781-a3105c775988 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095686
StatusPUBLIC

Content hashes

Canonical textf10433ad76c5035feb8db74ddff2554124c1a33306acabab99978842beec91f6
Markdown4a517d19b5053c7554bed3cf524bfea4d9943796e711e698bcd2acef82c07b4b
PDF
Publication page09f8fb13a4d371fee9672aea0dcd53891e4ed21f9c08d07ac2fcb987c569f521
Manifest88b1b6063a4b9c554d0cc6ae2c6bfe124e4154b04fea0cd61955f27ed16c8b9d

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
SignaturexLm3gzTDe8tmGs9R6kgTNOaKZJ6FR24XwiFoR/NCu22lcxu2cchJW+VoyJw4QLFnt2fIEkCaGci6Z6kjuf7XAw==
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

2026-09-17T09:35:09.851402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095686
observed 09f8fb13a4d371fee9672aea0dcd5389...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:09.832939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095686/manifest.json
observed 88b1b6063a4b9c554d0cc6ae2c6bfe12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:09.815728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095686/publication.md
observed 4a517d19b5053c7554bed3cf524bfea4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:09.796804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095686/publication.txt
observed f10433ad76c5035feb8db74ddff25541...
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.