OpenTechnical

OT-2026-000088862

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before set-down

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-2026-000088862) never changes.

Identity and time

Publication numberOT-2026-000088862 · never reused
Internal UUID01a0ae9b-8f10-7084-896b-09e12627b0bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088862
StatusPUBLIC

Content hashes

Canonical texte27aeafe615c2750008aa3e2add13c25e96c83ea5966792c5adfefa9b37cc856
Markdown4c6db29a7250c7088a3bfff51a1f1f629da53bf5e51c5fef263c67892a6e7446
PDF
Publication pagec17a224a9cb8dd4d5c56b6cd3a709108905084c3467d62af0524ab59bd585635
Manifest2ad9292d9f597c13ed02a16e91224bb0f9b7890c4e7e913ee9d71adf0e803c19

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
SignatureATn1hDmqHWOV+5k415V71jO9KGR2nAmp1ZFt2CI+JObZ9y0P/NZ6j1l8+oqCIvMLYK1ANtieCBFg3/IW+OpcAw==
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

2026-09-17T09:48:15.407827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088862
observed c17a224a9cb8dd4d5c56b6cd3a709108...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:15.390373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088862/manifest.json
observed 2ad9292d9f597c13ed02a16e91224bb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:15.372333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088862/publication.md
observed 4c6db29a7250c7088a3bfff51a1f1f62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:15.356004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088862/publication.txt
observed e27aeafe615c2750008aa3e2add13c25...
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.