OpenTechnical

OT-2026-000040162

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000040162) never changes.

Identity and time

Publication numberOT-2026-000040162 · never reused
Internal UUID01a0ae79-26ff-72e2-9e6b-f8520948163d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040162
StatusPUBLIC

Content hashes

Canonical texte4d1134b25253a8fa2088554ef5f8d5405b0ccd4c2192dc867d01cc08add4449
Markdown2d1ad4715ab729696d1cdfa4b1e0f5b36822a2960bc9ab884bc3b5dea99aa876
PDF
Publication page7b92e49345ff7f75e2823e71c0409e47d44f5447f4c810bec8ceb50e487882af
Manifest07d0bcca9dca5d6eeac06baa38f6cd68d7ce4b4aaadaf69f009ec45e992b1c6d

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
SignaturerKEi5pAqhu7FmaVlBs692Ohe3vc6BtUE/I7d9oZTnthBpLL3/A5OBiJ8q2/+oXUVtCP274kHwY5li7Ma0cdjBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:19:02.326335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040162
observed 7b92e49345ff7f75e2823e71c0409e47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:02.310097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040162/manifest.json
observed 07d0bcca9dca5d6eeac06baa38f6cd68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:02.293606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040162/publication.md
observed 2d1ad4715ab729696d1cdfa4b1e0f5b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:02.277705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040162/publication.txt
observed e4d1134b25253a8fa2088554ef5f8d54...
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.