OpenTechnical

OT-2026-000072269

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000072269) never changes.

Identity and time

Publication numberOT-2026-000072269 · never reused
Internal UUID01a0ae92-47c3-7dcf-adef-433b0991038c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072269
StatusPUBLIC

Content hashes

Canonical texte08cc12b711c7cf9c3595856cda0d91b82a3c858bfa472b6631b74721bfa74de
Markdown64d3f2ddad08f20532010569f52be20d195bd2c782c02b82eeee2f2801ae0916
PDF
Publication page34de270e875faece7b1f5f3e44060e205b634e073b73a41f3c51bd89a2a7d175
Manifest1177500a9985bb4a14a68dc10f10c3cdf97d7d8d1fcdbab3746536dd49acb26e

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
SignatureksQSnzxbxJxm3NRXgJdSGYTcllBz6t7JY9s2pc4cA2gYGXSlmz+++nRhSJv7TJ7Db35SaoRaEpeYVJyJATIxCQ==
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

2026-09-17T10:23:22.900189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072269
observed 34de270e875faece7b1f5f3e44060e20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:22.883634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072269/manifest.json
observed 1177500a9985bb4a14a68dc10f10c3cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:22.867777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072269/publication.md
observed 64d3f2ddad08f20532010569f52be20d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:22.850373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072269/publication.txt
observed e08cc12b711c7cf9c3595856cda0d91b...
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.