OpenTechnical

OT-2026-000100177

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, two 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-2026-000100177) never changes.

Identity and time

Publication numberOT-2026-000100177 · never reused
Internal UUID01a0aea3-3052-79b4-8078-766a1817e148 · 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-2026-000100177
StatusPUBLIC

Content hashes

Canonical text63e92be927833bac3fadc834e321722eb4e0a581d8f9159f7f590d2ef54ddbc5
Markdown2feb9595544358a5d6cc029d57f89529798b53d91a3e2130b23ddd32dd2e245e
PDF
Publication page033b5b5c027f46e177b63b2db2eb798c7741b9430d03f47a0d3c589b14ca855a
Manifest096b80342e23b543caf2fe261209a9545d2217c8c9e104485a68d65cfd51683c

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
SignatureFMYKA/zP4jj5miq7iRRRW0COADGXeCkSmYQ94GjmY0z1DNMgZ+Mci76VTqzaVtqIatP/UeCaeyEOEZDpdtRTBA==
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

2026-09-17T09:27:53.404427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100177
observed 033b5b5c027f46e177b63b2db2eb798c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:53.384865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100177/manifest.json
observed 096b80342e23b543caf2fe261209a954...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:53.366863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100177/publication.md
observed 2feb9595544358a5d6cc029d57f89529...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:53.346525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100177/publication.txt
observed 63e92be927833bac3fadc834e321722e...
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.