OpenTechnical

OT-2026-000101386

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, pressure sensor per zone, 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-2026-000101386) never changes.

Identity and time

Publication numberOT-2026-000101386 · never reused
Internal UUID01a0aea4-0e13-71ec-9d78-9450493ad2c7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101386
StatusPUBLIC

Content hashes

Canonical textc6b9ffb50708689e9975a945aa05a6239be71cec760d8926e6ed2cf96c6b2c98
Markdowneafec135fcd4e06deb9cc7cb07aa4322ab571d7d3b389d0180b239c584027d53
PDF
Publication page34e4224f2ada38afe7dcdd556d01cd5c39144621f8b0652ac20a593f58e982cc
Manifest8ca683b65d62a598e40c0df36c059b71d350fc6df87a9f60329c1aaf61ff992e

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
SignatureShjIqw3+Y6FEnTS3MjxKdlH/S+KLO2gUw7I8KGgpvU7W+/VYjlC9yDHnM/uwslM44bHPQqUSARC4Fzf2cbGCDA==
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

2026-09-17T09:25:54.923815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101386
observed 34e4224f2ada38afe7dcdd556d01cd5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:54.907081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101386/manifest.json
observed 8ca683b65d62a598e40c0df36c059b71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:54.889461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101386/publication.md
observed eafec135fcd4e06deb9cc7cb07aa4322...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:54.870851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101386/publication.txt
observed c6b9ffb50708689e9975a945aa05a623...
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.