OpenTechnical

OT-2026-000097183

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, three stage ejector, supply line pressure sensor, 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-2026-000097183) never changes.

Identity and time

Publication numberOT-2026-000097183 · never reused
Internal UUID01a0aea1-01ca-7cc6-8bbc-cf7402d5666d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097183
StatusPUBLIC

Content hashes

Canonical text0f33612ec484d37120737598cf9cde382dc7f21396d20f2e5d5327418307fc53
Markdownb9769f51c994c515f3dfd289f42398e54a8dba8db751ac08f6f3b3fa80025fea
PDF
Publication page3a9a5da53d07c50c8cee6a8e93364a6489205c3eb53123507fea57de07761a0e
Manifestc7b83529509c320586ba5fc20c6ea65d0dd14e1ea7fe7dbd7a2cc852ac6a9e8b

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
SignatureHQIhnvWtF+rr1WOYBlWfhD0AroDq+q+hgB1bh6fda3DjpN5c8y935U4i6YD81SpVAinoKoJCYbdrS72gRbC+DQ==
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

2026-09-17T09:11:03.349675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097183
observed 3a9a5da53d07c50c8cee6a8e93364a64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:11:03.204405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097183/manifest.json
observed c7b83529509c320586ba5fc20c6ea65d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:11:03.183408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097183/publication.md
observed b9769f51c994c515f3dfd289f42398e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:11:03.163826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097183/publication.txt
observed 0f33612ec484d37120737598cf9cde38...
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.