OpenTechnical

OT-2026-000065943

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, two stage ejector, pressure sensor per zone, pulsed 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-2026-000065943) never changes.

Identity and time

Publication numberOT-2026-000065943 · never reused
Internal UUID01a0ae8e-8dc1-735f-89de-038f4f189631 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065943
StatusPUBLIC

Content hashes

Canonical textaac561cbca054830faa5995c062965caf04394c2227403ed4fd296475c0ec0cf
Markdownfa8dea938892085e1fed706c99f9b6b1d625d02e7b299d6462373676094cdde7
PDF
Publication page7863669b6f46b4fdc1e921bd589c8bd26e852eb406dc348b362060a3eb35a538
Manifestd7ffacc7c376b70436bee0551f72935d7770d1de69c5ddeb27c9cfae048178dc

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
SignaturetiHzhq1z4kwc0WH04g4uiX8ZnuxLGpUJmGoKsgrmQkkJ6HVgxgvqhAHWQgujKJVjYYO6jOjbYq2biRTu6G8wBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T08:50:14.530076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065943
observed 7863669b6f46b4fdc1e921bd589c8bd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:14.504735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065943/manifest.json
observed d7ffacc7c376b70436bee0551f72935d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:14.479013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065943/publication.md
observed fa8dea938892085e1fed706c99f9b6b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:14.346505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065943/publication.txt
observed aac561cbca054830faa5995c062965ca...
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.