OpenTechnical

OT-2026-000099561

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, two stage ejector, manifold 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-2026-000099561) never changes.

Identity and time

Publication numberOT-2026-000099561 · never reused
Internal UUID01a0aea2-c975-7f2b-986d-822854b9ee9c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099561
StatusPUBLIC

Content hashes

Canonical text2aa16139e3772bcd0f189967be7f8565e0289a5a1de0cc780201e0f2666466fa
Markdown8a22cf7fbdb25589a8a33d11f7e20944b4cfb29db2172d3f10d6e1b45352d84e
PDF
Publication page47b796e42ababdf03493ecef57f98e52f9772080390d59b4f5d257e40a1bec24
Manifest76a91ff2b7de1f5cb66a5c942aed6a14222b71c224062168605c24dde491d76d

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
Signature7tKrK2wtTzIZGWLOxYC8oBVFeCJqKXCM6AhewlG+73PfmJRzd8fhUgf15TRhl2yKk1VXU3v2Oi8ft6FmLO0sCQ==
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

2026-09-17T09:29:28.379644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099561
observed 47b796e42ababdf03493ecef57f98e52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:28.360065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099561/manifest.json
observed 76a91ff2b7de1f5cb66a5c942aed6a14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:28.341857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099561/publication.md
observed 8a22cf7fbdb25589a8a33d11f7e20944...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:28.321192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099561/publication.txt
observed 2aa16139e3772bcd0f189967be7f8565...
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.