OpenTechnical

OT-2026-000077871

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, pump fed, pressure sensor per zone, pulsed blow-off before 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-2026-000077871) never changes.

Identity and time

Publication numberOT-2026-000077871 · never reused
Internal UUID01a0ae95-2ed0-7c89-8874-db18f318b84b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077871
StatusPUBLIC

Content hashes

Canonical texta99c5eb226ed8fa132972884be03f89c484af118d69720003e588c265dc35dcd
Markdowne4598e649e6ce0358ae436722112216e38e0401fbc27989abd3ac2e5d5c734de
PDF
Publication page8ca630597d798750f5ccac7a37263bad97756b5e83fda1a9f4e5f7404f8facda
Manifest44599452542818acec755d80b8834e119a84c96d2ca2d707d58a2c7264e4211a

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
Signatureap6OLKl7IVnlOaKYGhfD6n74bgspz50pG3Eofx27INSmFWOm8MWpZpdHSANVxARQNIvy3u/oGdIHPU01c//1Bw==
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

2026-09-17T10:07:36.868098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077871
observed 8ca630597d798750f5ccac7a37263bad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:36.850249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077871/manifest.json
observed 44599452542818acec755d80b8834e11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:36.830250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077871/publication.md
observed e4598e649e6ce0358ae436722112216e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:36.810124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077871/publication.txt
observed a99c5eb226ed8fa132972884be03f89c...
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.