OpenTechnical

OT-2026-000095193

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000095193) never changes.

Identity and time

Publication numberOT-2026-000095193 · never reused
Internal UUID01a0ae9f-8f6f-70c9-ba8f-80835dee8bc0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095193
StatusPUBLIC

Content hashes

Canonical text80e4bb38727b667ce5eb16e072706f043b710c2551ace4c91d5a19e3f08937a3
Markdowncc399d13e8b798d3b04522d15f368223b4f0fa6efb23dc5ef52c6e5aeb5f93e1
PDF
Publication pageb46ff0388bd8a5809782c2e3695f3311f75bc1180c8bdf10db8138dc6068dbc5
Manifestc4aefad528c158a84687bfc48c5d3adb38c62461664742cc6d77914e17da784f

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
SignatureAEI7Ny3Qg+dsFfGLuHtRO75zy50yuXE+Zn1dacDPRUYxWfZ0Ib4Wq39OHDVlUweuIcQesmPt/GYSE6d0Pdg2Cg==
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

2026-09-17T09:36:30.508856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095193
observed b46ff0388bd8a5809782c2e3695f3311...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:30.489743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095193/manifest.json
observed c4aefad528c158a84687bfc48c5d3adb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:30.473341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095193/publication.md
observed cc399d13e8b798d3b04522d15f368223...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:30.454212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095193/publication.txt
observed 80e4bb38727b667ce5eb16e072706f04...
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.