OpenTechnical

OT-2026-000103223

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three 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-2026-000103223) never changes.

Identity and time

Publication numberOT-2026-000103223 · never reused
Internal UUID01a0aea4-be3f-715a-bbd2-9465370935af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103223
StatusPUBLIC

Content hashes

Canonical text8c28d6bd220f5e4ba32e3a2e7babb585d83b8a4918d81b55bd54aa54b911c8a3
Markdowna283634bb7d5566a537426becfa2d6dada759d2918399179cc4d20a54dec28d6
PDF
Publication page4dd53afc6eff60ae466204d88891424af20fe5049dc7eb6aa0c41431b28f6ccc
Manifesta00869eaf2de18da3de959b2e755aa4d4d25842c87e41ad23c6eb79673d524b4

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
SignatureaKqGSiH2hLESiAPBfHrGJ8gWKexBsMTgI9lsApTc+kTXhj3xigTp3oOp0i4yp0L20A8Pudpnlf1Y4hMy+mtmDw==
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

2026-09-17T09:23:27.255207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103223
observed 4dd53afc6eff60ae466204d88891424a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:27.237449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103223/manifest.json
observed a00869eaf2de18da3de959b2e755aa4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:27.219397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103223/publication.md
observed a283634bb7d5566a537426becfa2d6da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:27.202100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103223/publication.txt
observed 8c28d6bd220f5e4ba32e3a2e7babb585...
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.