OpenTechnical

OT-2026-000103824

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, two stage ejector, 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-2026-000103824) never changes.

Identity and time

Publication numberOT-2026-000103824 · never reused
Internal UUID01a0aea4-e463-77e3-bfa4-5a8e7231cb77 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103824
StatusPUBLIC

Content hashes

Canonical textb12ac926687b8bba6a895dce310293ed09eecc87d36faaf1f728c56d48c614f9
Markdown7650ed44ba024b500ed235bb4a1bcbd02b59f4865731ee0f0ab8abe4cdd7f208
PDF
Publication pageff8d9f01574c2fe1faeccbefb10c25c4fc9f3dfc2647c93963f9732050a9c36c
Manifest7c0f8f744a735a02635ecf98f75a82ed69658f014d2819c03aed7f68dc7e3c7d

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
Signature8EvILnQC9gq/sbGuQHxu5hn+KFI1MAkLBROZI1Szfqz5pFY0/K9xtO0Od0evByXB849o1d64sT31ZiC9L/k1CA==
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

2026-09-17T09:22:46.914533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103824
observed ff8d9f01574c2fe1faeccbefb10c25c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:46.899193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103824/manifest.json
observed 7c0f8f744a735a02635ecf98f75a82ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:46.882397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103824/publication.md
observed 7650ed44ba024b500ed235bb4a1bcbd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:46.866405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103824/publication.txt
observed b12ac926687b8bba6a895dce310293ed...
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.